APA Citation

Harper, R. S. (1958). Introductory Psychology. Allyn and Bacon, Inc.

Chicago Style Citation

Harper, Robert S. Introductory Psychology. Allyn and Bacon, Inc, 1958.

MLA Citation

Harper, Robert S. Introductory Psychology. Allyn and Bacon, Inc, 1958.

Warning: These citations may not always be 100% accurate.