APA (7th ed.) Citation

Smith, D. M. (1977). Patterns in human geography. Penguin Books.

Chicago Style (17th ed.) Citation

Smith, David M. Patterns in Human Geography. Harmondsworth: Penguin Books, 1977.

MLA (8th ed.) Citation

Smith, David M. Patterns in Human Geography. Penguin Books, 1977.

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