GALLUP, H. F. (1969). An invitation to modern pdychology.
Chicago Style (17th ed.) CitationGALLUP, Howard F. An Invitation to Modern Pdychology. 1969.
MLA (8th ed.) CitationGALLUP, Howard F. An Invitation to Modern Pdychology. 1969.
Warning: These citations may not always be 100% accurate.