APA (7th ed.) Citation

Robinson, E. S. (1920). Some factors determining the degree of retroactive inhibition (Private edition.). University of Chicago Libraries.

Chicago Style (17th ed.) Citation

Robinson, Edward Stevens. Some Factors Determining the Degree of Retroactive Inhibition. Private edition. Chicago, Illinois: University of Chicago Libraries, 1920.

MLA (9th ed.) Citation

Robinson, Edward Stevens. Some Factors Determining the Degree of Retroactive Inhibition. Private edition. University of Chicago Libraries, 1920.