Dutwin, P., & Diamond, H. (1991). Writing the easy way: For school, business, and personal situations (2nd ed.). Barron's.
Citazione stile Chigago Style (17a edizione)Dutwin, Phyllis, e Harriet Diamond. Writing the Easy Way: For School, Business, and Personal Situations. 2nd ed. New York: Barron's, 1991.
Citatione MLA (9a ed.)Dutwin, Phyllis, e Harriet Diamond. Writing the Easy Way: For School, Business, and Personal Situations. 2nd ed. Barron's, 1991.