Henderson, Kenneth B. Modern Geometry : its structure and function / Kenneth B. Henderson, Robert E. Pingry and George Albert Robinson. - London : Mcgrow-Hill books, c 1962. - 561 p. : ill. ; 24 cm. - Big ideas and basic skills series. . Includes index. 338 338 Subjects--Topical Terms: Geometry. Dewey Class. No.: 513.3 / H383m