Key to Modern illustrative bookkeeping.
Introductory course /
[by Neal E. Virgil and C. T. Cragin]

APA Citation

Neal, E. Virgil., Cragin, C. T. (Charles Thompson). (1909). Key to Modern illustrative bookkeeping: Introductory course. Revised. New York: American Book Co.

MLA Citation

Neal, E. Virgil, and C. T. (Charles Thompson) Cragin. Key to Modern Illustrative Bookkeeping: Introductory Course. Revised. New York: American Book Co, 1909.

Warning: These citations may not always be complete (especially for serials).