Cita APA (7a ed.)

Watkins, F. C., Dillingham, W. B., & Martin, E. T. (1974). Practical English Handbook (4th ed.). Houghton Mifflin.

Cita Chicago Style (17a ed.)

Watkins, Floyd C., William B. Dillingham, y Edwin T. Martin. Practical English Handbook. 4th ed. Boston: Houghton Mifflin, 1974.

Cita MLA (9a ed.)

Watkins, Floyd C., et al. Practical English Handbook. 4th ed. Houghton Mifflin, 1974.