APA (7th ed.) Citation

Tonkin, R. D. (1957). The story of peptic ulcer. W. Saunders.

Chicago Style (17th ed.) Citation

Tonkin, Richard D. The Story of Peptic Ulcer. London: W. Saunders, 1957.

MLA (8th ed.) Citation

Tonkin, Richard D. The Story of Peptic Ulcer. W. Saunders, 1957.

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