On writing well: An informal guide to writing nonfiction. (1987). On writing well: An informal guide to writing nonfiction. New York: Harper and Row.
استشهاد بنمط شيكاغوOn writing well: An informal guide to writing nonfiction. On Writing Well: An Informal Guide to Writing Nonfiction. New York: Harper and Row, 1987.
MLA استشهادOn writing well: An informal guide to writing nonfiction. On Writing Well: An Informal Guide to Writing Nonfiction. New York: Harper and Row, 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.