APA (7th ed.) Citation

Smith, K. The Malthusian controversy. Routledge & Paul.

Chicago Style (17th ed.) Citation

Smith, Kenneth. The Malthusian Controversy. London: Routledge & Paul.

MLA (9th ed.) Citation

Smith, Kenneth. The Malthusian Controversy. Routledge & Paul.

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