APA (7th ed.) Citation

Sinclair, W. A. (1951). The traditional formal logic: A short account for students (5th ed.). Methuen & Co., Ltd.

Chicago Style (17th ed.) Citation

Sinclair, William Angus. The Traditional Formal Logic: A Short Account for Students. 5th ed. London: Methuen & Co., Ltd, 1951.

MLA (9th ed.) Citation

Sinclair, William Angus. The Traditional Formal Logic: A Short Account for Students. 5th ed. Methuen & Co., Ltd, 1951.