APA (7th ed.) Citation

Herrell, W. E. (1955). Erythromycin. Med. Encyclopedia.

Chicago Style (17th ed.) Citation

Herrell, Wallace E. Erythromycin. New York, N.Y: Med. Encyclopedia, 1955.

MLA (9th ed.) Citation

Herrell, Wallace E. Erythromycin. Med. Encyclopedia, 1955.

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