APA (7th ed.) Citation

Longman, Geoffrey, W., & Mathieson, A. (1989). Tourism: Economic, physical and social impacts. Longman.

Chicago Style (17th ed.) Citation

Longman, Wall Geoffrey, and Alister Mathieson. Tourism: Economic, Physical and Social Impacts. Burnt Mill Harlow: Longman, 1989.

MLA (8th ed.) Citation

Longman, et al. Tourism: Economic, Physical and Social Impacts. Longman, 1989.