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: Longman Scientific & Technical, 1988.

MLA (9th ed.) Citation

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

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