Percus, Jerome K. Combinatorial methods [by] J. K. Percus. - New York, Springer-Verlag, 1971. - ix, 194 p. illus. 26 cm. - Applied mathematical sciences, v. 4 . - Applied mathematical sciences (Springer-Verlag New York Inc.) ; v. 4. . Includes bibliographical references. ISBN: 0387900276 Subjects--Topical Terms: Combinatorial analysis. LC Class. No.: QA1 QA164 / .A647 vol. 4 Dewey Class. No.: 511.6 PER