Hernandez, R. (1968). Principles of psychology (Rev. ed.). U.S.T. Cooperative.
Chicago Style (17th ed.) CitationHernandez, Regina. Principles of Psychology. Rev. ed. [Manila]: U.S.T. Cooperative, 1968.
MLA (9th ed.) CitationHernandez, Regina. Principles of Psychology. Rev. ed. U.S.T. Cooperative, 1968.
Warning: These citations may not always be 100% accurate.