00662nam0-22002411i-450-990001244560403321000124456FED01000124456(Aleph)000124456FED0100012445620000920d1969----km-y0itay50------baengElementary combinatorial analysisBY EISEN M.New York [etc.]Gordon and Breach1969Eisen,Martin57352ITUNINARICAUNIMARCBK99000124456040332126-G-1911910MA1MA1Elementary combinatorial analysis381558UNINAING01