Stephens, Lester D. Probing the past : a guide to the study and teaching of history / by Lester D. Stephens. - Boston : Allyn and Beacon, 1974. - xii, 307 p. : illus. ; 24 cm. Bibliography : p. 279-299. Subjects--Topical Terms: History--Study and teaching (secondary). Dewey Class. No.: 907.12 STE