APA (7th ed.) Citation

Withers, E. L. (1961). Diminishing return. Geroge G. Harrap.

Chicago Style (17th ed.) Citation

Withers, E. L. Diminishing Return. London: Geroge G. Harrap, 1961.

MLA (8th ed.) Citation

Withers, E. L. Diminishing Return. Geroge G. Harrap, 1961.

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