Crenner, C., & Crenner, C. (2005). Private Practice: In the Early Twentieth-Century Medical Office of Dr. Richard Cabot. The Johns Hopkins University Press.
Lua i Stíl Chicago (17ú heag.)Crenner, Christopher, agus Christopher Crenner. Private Practice: In the Early Twentieth-Century Medical Office of Dr. Richard Cabot. Baltimore: The Johns Hopkins University Press, 2005.
Lua MLA (9ú heag.)Crenner, Christopher, agus Christopher Crenner. Private Practice: In the Early Twentieth-Century Medical Office of Dr. Richard Cabot. The Johns Hopkins University Press, 2005.
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