APA Edition Citation

Purchall, F. W., & Walker, R. S. (1972). Case Studies in Business Data Processing. Macmillan.

Chicago Edition Citation

Purchall, F W., and Raymond S. Walker. Case Studies in Business Data Processing. London: Macmillan, 1972.

MLA Edition Citation

Purchall, F W., and Raymond S. Walker. Case Studies in Business Data Processing. Macmillan, 1972.

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