Combinatorics Problems

102 Combinatorial Problems: From the training of the USA IMO team
    Titu Andreescu and Zuming Feng
    Birkhauser, Boston: 2003
    Hardcover. 115 pages.    ISBN 0-8176-4317-6     LCCN 2002-028382

Análisis combinatorio. Problemas y ejercicios
    K. Ríbnikov
    Mir, Moscow: date of publication unknown
    Hardcover. 440 pages. Spanish.    

Combinatorial and Graph-Theoretical Problems in Linear Algebra
    Richard A. Brualdi, Shmuel Friedland, and Victor Klee
    Springer-Verlag, New York: 1993
    Hardcover. 260 pages.    ISBN 0-387-94086-3    

Combinatorial Problems and Exercises
    Laszlo Lovasz
    North-Holland, Amsterdam: 1979
    Hardcover. 551 pages.    ISBN 0-444-85219-0     LCCN 78-012133

Combinatorial Problems and Exercises
    Laszlo Lovasz
    Elsevier, Amsterdam: 1979
    Hardcover. 551 pages.    ISBN 0-444-85242-5     LCCN 78-012133

Combinatorial Problems and Exercises, 2nd edition
    Laszlo Lovasz
    North-Holland, Amsterdam: 1993
    Hardcover. 636 pages.    ISBN 0-444-81504-X     LCCN 93-240942

Combinatorial Problems and Exercises, 2nd edition
    Laszlo Lovasz
    Elsevier, Budapest: 1993
    Hardcover. 635 pages.    ISBN 9630564149     LCCN 93-240942

DCC exercises, including hints for the solution of all questions in Choice and Chance
    William Allen Whitworth
    Stechert, New York : 1929
    Unknown binding. 237 pages.     LCCN 33-018991

DCC exercises, including hints for the solution of all questions in Choice and Chance
    William Allen Whitworth
    Hafner, New York: 1965
    Unknown binding. 237 pages.     LCCN 65-023611

Exercices de combinatorique avec solutions
    Arnold Kaufmann and D. Coster
    Dunod, Paris: 1969
    Unknown binding. French.     LCCN 77-561403

Exercises in Graph Theory
    Oleg Vladimirovich Melikov
    Kluwer Academic Publishers, Boston: 1998
    Hardcover.    ISBN 0-7923-4906-7    

Graph Coloring Problems
    A volume in the series Wiley-Interscience series in discrete mathematics
    Tommy R. Jensen
    John Wiley & Sons, New York: 1995
    Paperback. 295 pages.    ISBN 0-471-02865-7     LCCN 94-011418

Problemas de matemática discreta
    G. P. Gavrilov and A. A. Sapozhenko
    Mir, Moscow: date of publication unknown
    Hardcover. 320 pages. Spanish.    

Problems and exercises in discrete mathematics
    G. P. Gavrilov
    Kluwer Academic, Dordrecht: 1996
    Hardcover. 422 pages.    ISBN 0-7923-4036-1     LCCN 96-014540

Problems in Combinatorics and Graph Theory
    A volume in the series Wiley-Interscience series in discrete mathematics
    Ioan Tomescu
    John Wiley & Sons, New York: 1985
    Hardcover. 335 pages.    ISBN 0-471-80155-0     LCCN 84-021701

Puzzles and Graphs
    John N. Fujii
    National Council of Teachers of Mathematics, Reston, VA: 1973
    Paperback. 65 pages.    

Selected Problems in Discrete Mathematics
    G. P. Gavrilov and A. A. Sapozhenko
    Mir, Moscow: 1989
    Hardcover. 414 pages.    ISBN 5-03-000522-6     LCCN 90-170154