APA (7th ed.) Citation

Elwell, F. R. (1961). Science and the farmer. G. Bell & Sons.

Chicago Style (17th ed.) Citation

Elwell, F. R. Science and the Farmer. London: G. Bell & Sons, 1961.

MLA (9th ed.) Citation

Elwell, F. R. Science and the Farmer. G. Bell & Sons, 1961.

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