Jacobs, Harold R. Mathematics, a human endeavor a textbook for those who think they don't like the subject [by] Harold R. Jacobs. - San Francisco W. H. Freeman [1970] - xvii, 529 p. illus. 26 cm. - A Series of books in mathematics . "Get off the earth puzzle": 1 disc in pocket. ISBN: 0716704390 LCCN: 70116898 Subjects--Topical Terms: Mathematics--Popular works. LC Class. No.: QA93 / .J33 Dewey Class. No.: 510