Problems in combinatorics and graph theory / Ioan Tomescu ; translated from Romanian by Robert A. Melter. Probleme de combinatorică și teoria grafurilor. English Tomescu, Ioan. Combinatorial analysis. Graph theory. QA164 .T6713 1985 511.6 19 T656p Translation of: Probleme de combinatorică și teoria grafurilor. "A Wiley-Interscience publication." "Revisions in the original Romanian edition have been made, and about 60 new problems and solutions have been added"--Pref. Bibliography: p. 335. New York : Wiley, c1985. c1985. 1985 Text xvii, 335 p. : eng engrum Wiley-Interscience series in discrete mathematics