https://openlibrary.org/books/OL5042170M.opds Psychology, the hybrid science 2020-10-09T05:29:56Z Frank B. McMahon https://openlibrary.org/authors/OL954230A/Frank_B._McMahon Prentice-Hall Englewood Cliffs, N.J 1974 xv, 672 p. 2d ed. Bibliography: p. 595-636. eng https://openlibrary.org/books/OL5042170M https://archive.org/details/psychologyhybrid00mcma urn:ISBN:0137329091 74001468