Introduction to The Theory of Sets

por Fehr,Howard.F
Publicado em 1958

Mathematics today /

por Fehr, Howard F.

Program for College Preparatory Mathematics

por Tucker Albert W, Allendoerfer Carl B, Douglas Edwin C, Fehr Howard F, Hildebrandt Martha, Meder Albert E, Meister Morris, Mosteller frederick, Northrop Eugene P, Ranucci Ernest R, Rourke Robert E K, Thomas George Bengen Van Henry & Wilks Samuel S.