APA (7th ed.) Citation

Marsden, B., Marsden, V., & Catling, S. (1993). Oliver and Boyd geography (1. publ.). Oliver & Boyd.

Chicago Style (17th ed.) Citation

Marsden, Bill, Vera Marsden, and Simon Catling. Oliver and Boyd Geography. 1. publ. Harlow: Oliver & Boyd, 1993.

MLA (9th ed.) Citation

Marsden, Bill, et al. Oliver and Boyd Geography. 1. publ. Oliver & Boyd, 1993.