APA (7th ed.) Citation

Smith, D. M. (1977). Human geography: A welfare approach. St. Martin's Press.

Chicago Style (17th ed.) Citation

Smith, David Marshall. Human Geography: A Welfare Approach. New York: St. Martin's Press, 1977.

MLA (9th ed.) Citation

Smith, David Marshall. Human Geography: A Welfare Approach. St. Martin's Press, 1977.