APA (7th ed.) Citation

Townsend, H. (1971). Price theory: Selected readings. Penguin.

Chicago Style (17th ed.) Citation

Townsend, Harry. Price Theory: Selected Readings. Harmondsworth: Penguin, 1971.

MLA (8th ed.) Citation

Townsend, Harry. Price Theory: Selected Readings. Penguin, 1971.