APA (7th ed.) Citation

Knox, P. L. (1988). The United States: A contemporary human geography. Longman Scientific % Technical.

Chicago Style (17th ed.) Citation

Knox, Paul L. The United States: A Contemporary Human Geography. Harlow, Essex, Eng: Longman Scientific % Technical, 1988.

MLA (9th ed.) Citation

Knox, Paul L. The United States: A Contemporary Human Geography. Longman Scientific % Technical, 1988.