APA (7th ed.) Citation

Gee, P., Pegler, E. C., & Spicer, E. E. (1991). Spicer and Pegler's book-keeping and accounts (21st ed.). Butterworths.

Chicago Style (17th ed.) Citation

Gee, Paul, Ernest Charles Pegler, and Ernest Evan Spicer. Spicer and Pegler's Book-keeping and Accounts. 21st ed. London: Butterworths, 1991.

MLA (9th ed.) Citation

Gee, Paul, et al. Spicer and Pegler's Book-keeping and Accounts. 21st ed. Butterworths, 1991.