Boyd, S. J., & Lucie-Smith, E. (1989). Life class: The academic male nude 1820-1920 / edited by Stephen Boyd. Introduced by Edward Lucie-Smith. Gay Men's Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoyd, Stephen J., और Edward Lucie-Smith. Life Class: The Academic Male Nude 1820-1920 / Edited by Stephen Boyd. Introduced by Edward Lucie-Smith. London: Gay Men's Press, 1989.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBoyd, Stephen J., और Edward Lucie-Smith. Life Class: The Academic Male Nude 1820-1920 / Edited by Stephen Boyd. Introduced by Edward Lucie-Smith. Gay Men's Press, 1989.
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