Vogel, B., & Johnson, S. B. (1992). Alf: A novel / by Bruno Vogel. Translated by Samuel B. Johnson. GMP.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVogel, Bruno, और Samuel B. Johnson. Alf: A Novel / by Bruno Vogel. Translated by Samuel B. Johnson. London [u.a.]: GMP, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVogel, Bruno, और Samuel B. Johnson. Alf: A Novel / by Bruno Vogel. Translated by Samuel B. Johnson. GMP, 1992.
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