APA (7th ed.) Citation

Shipstone, E. I. (1961). Some variables affecting pattern conception. American Psychological Association.

Chicago Style (17th ed.) Citation

Shipstone, Eva I. Some Variables Affecting Pattern Conception. [Washington]: American Psychological Association, 1961.

MLA (8th ed.) Citation

Shipstone, Eva I. Some Variables Affecting Pattern Conception. American Psychological Association, 1961.

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