Hilgard Ernest Ropiequet. Introduction to psychology / [by] Ernest R. Hilgard. - New York : Harcourt, Brace, [c1953] - x, 659 p. Bibliography: p. [615]-639 Nat. Bib. No.: 53008497 Nat. Bib. Agency Control No.: 1021011 ChTaNC Subjects--Topical Terms: Psychology.心