APA (7th ed.) Citation

Lawson, R. M. (1961). Elements of commerce in West Africa ([2d] rev. ed.). Longmans.

Chicago Style (17th ed.) Citation

Lawson, Rowena M. Elements of Commerce in West Africa. [2d] rev. ed. [London], [New York]: Longmans, 1961.

MLA (8th ed.) Citation

Lawson, Rowena M. Elements of Commerce in West Africa. [2d] rev. ed. Longmans, 1961.