Ekstrand, B. R., & Bourne, L. E. Psychology: Its principles and meanings. (3 edición.). New York, U.S.A: Holt, Rinehart and Winston, 1970.
Chicago Style CitationEkstrand, Bruce R.,, and Lyle Eugene Bourne. Psychology: Its Principles and Meanings. 3 edición. New York, U.S.A: Holt, Rinehart and Winston, 1970.
MLA CitationEkstrand, Bruce R.,, and Lyle Eugene Bourne. Psychology: Its Principles and Meanings. 3 edición. New York, U.S.A: Holt, Rinehart and Winston, 1970.
Warning: These citations may not always be 100% accurate.