APA (7th ed.) Citation

Knowles, R., & Stowe, P. W. E. (1976). North America in maps: Topographical map studies of Canada and the USA. Longman.

Chicago Style (17th ed.) Citation

Knowles, R., and Peter William Edward Stowe. North America in Maps: Topographical Map Studies of Canada and the USA. London: Longman, 1976.

MLA (9th ed.) Citation

Knowles, R., and Peter William Edward Stowe. North America in Maps: Topographical Map Studies of Canada and the USA. Longman, 1976.