APA (7th ed.) Citation

Bonsall, M., & Mercer, G. E. (1908). Primary arithmetic (Rev. ed.). World Book.

Chicago Style (17th ed.) Citation

Bonsall, Mabel, and George E. Mercer. Primary Arithmetic. Rev. ed. New York and Manila: World Book, 1908.

MLA (9th ed.) Citation

Bonsall, Mabel, and George E. Mercer. Primary Arithmetic. Rev. ed. World Book, 1908.