Cita APA (7a ed.)

Zinsser, W. K. (2006). On writing well: The classid guide to writing nonfiction (30th anniversary ed., [rev. and expanded].). HarperCollins.

Cita Chicago Style (17a ed.)

Zinsser, William Knowlton. On Writing Well: The Classid Guide to Writing Nonfiction. 30th anniversary ed., [rev. and expanded]. New York: HarperCollins, 2006.

Cita MLA (9a ed.)

Zinsser, William Knowlton. On Writing Well: The Classid Guide to Writing Nonfiction. 30th anniversary ed., [rev. and expanded]. HarperCollins, 2006.