Van Goor, W., & Hacker, D. (2007). Developmental exercises to accompany A writer's reference (6th ed.). Bedford/St. Martins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVan Goor, Wanda, और Diana Hacker. Developmental Exercises to Accompany A Writer's Reference. 6th ed. Boston: Bedford/St. Martins, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVan Goor, Wanda, और Diana Hacker. Developmental Exercises to Accompany A Writer's Reference. 6th ed. Bedford/St. Martins, 2007.
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