APA (7th ed.) Citation

Davis, W. E., & Walters, P. T. (1928). Quantities and quantity taking (7th ed.). Pitman.

Chicago Style (17th ed.) Citation

Davis, W. E., and P. T. Walters. Quantities and Quantity Taking. 7th ed. London: Pitman, 1928.

MLA (8th ed.) Citation

Davis, W. E., and P. T. Walters. Quantities and Quantity Taking. 7th ed. Pitman, 1928.