Cita APA (7a ed.)

Gallagher, O. C., & Moulton, L. B. (1918). Practical business English. Houghton Miffin Company.

Cita Chicago Style (17a ed.)

Gallagher, Oscar Charles, y Leonard Bowdoin Moulton. Practical Business English. Boston : New York [etc.]: Houghton Miffin Company, 1918.

Cita MLA (8a ed.)

Gallagher, Oscar Charles, y Leonard Bowdoin Moulton. Practical Business English. Houghton Miffin Company, 1918.