APA (7th ed.) Zitazioa

Sullivan, K. E. (1984). Paragraph practice: Writing the paragraph and the short composition (5th ed.). Macmillan.

Chicago Style (17th ed.) Zitazioa

Sullivan, Kathleen E. Paragraph Practice: Writing the Paragraph and the Short Composition. 5th ed. New York: Macmillan, 1984.

MLA (9th ed.) Zitazioa

Sullivan, Kathleen E. Paragraph Practice: Writing the Paragraph and the Short Composition. 5th ed. Macmillan, 1984.