Citazione APA

Elwell, F. H., Zelliot, E. A., & Good, H. I. (1939). Personal and business record-keeping. Ginn and Company.

Stile di citazione Chicago

Elwell, Fayette H., Ernest Adolph Zelliot, e Harrys I. Good. Personal and Business Record-keeping. Boston : New York [etc.]: Ginn and Company, 1939.

Citazione MLA

Elwell, Fayette H., et al. Personal and Business Record-keeping. Ginn and Company, 1939.