APA (7th ed.) Citation

Newbigin, M. I. (1932). Commercial geography (2nd ed.). Butterworths.

Chicago Style (17th ed.) Citation

Newbigin, Marion I. Commercial Geography. 2nd ed. London: Butterworths, 1932.

MLA (8th ed.) Citation

Newbigin, Marion I. Commercial Geography. 2nd ed. Butterworths, 1932.

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