APA (7 वां संस्करण) प्रशस्ति पत्र
Volz, S. (2011). African teachers on the colonial frontier: Tswana evangelists and their communities during the nineteenth century. Peter Lang.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Volz, Stephen. African Teachers on the Colonial Frontier: Tswana Evangelists and Their Communities During the Nineteenth Century. New York: Peter Lang, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Volz, Stephen. African Teachers on the Colonial Frontier: Tswana Evangelists and Their Communities During the Nineteenth Century. Peter Lang, 2011.
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