APA (7th ed.) Citation

(1971). Psychological and educational testing [by] Lewis R. Aiken, Jr.

Chicago Style (17th ed.) Citation

Psychological and Educational Testing [by] Lewis R. Aiken, Jr. 1971.

MLA (9th ed.) Citation

Psychological and Educational Testing [by] Lewis R. Aiken, Jr. 1971.

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