APA (7th ed.) Citation

Day, R. H. (1962). The effects of repeated trials and prolonged fixation on error in the Muller-Lyer figure. American Psychological Association.

Chicago Style (17th ed.) Citation

Day, R. H. The Effects of Repeated Trials and Prolonged Fixation on Error in the Muller-Lyer Figure. [Washington]: American Psychological Association, 1962.

MLA (9th ed.) Citation

Day, R. H. The Effects of Repeated Trials and Prolonged Fixation on Error in the Muller-Lyer Figure. American Psychological Association, 1962.