Cita APA (7th ed.)

Glenn, C., & Gray, L. (2017). The Writer's Harbrace Handbook (6th Edition.). Cengage.

Cita Chicago (17th ed.)

Glenn, Cheryl, i Loretta Gray. The Writer's Harbrace Handbook. 6th Edition. Boston,MA., USA: Cengage, 2017.

Cita MLA (9th ed.)

Glenn, Cheryl, i Loretta Gray. The Writer's Harbrace Handbook. 6th Edition. Cengage, 2017.