APA (7th ed.) Citation

Sorsby, A. (1972). Modern ophthalmology (2d ed.). Butterworths.

Chicago Style (17th ed.) Citation

Sorsby, Arnold. Modern Ophthalmology. 2d ed. London: Butterworths, 1972.

MLA (8th ed.) Citation

Sorsby, Arnold. Modern Ophthalmology. 2d ed. Butterworths, 1972.

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