APA-čujuhus (7. p.)
Trotter, O., & Trotter, J. W. (2015). Keeping heart: A memoir of family struggle, race, and medicine. Ohio University Press.
Chicago-čujuhus (17. p.)
Trotter, Otis, juo Joe William Trotter. Keeping Heart: A Memoir of Family Struggle, Race, and Medicine. Athens, Ohio: Ohio University Press, 2015.
MLA-čujuhus (9. p.)
Trotter, Otis, juo Joe William Trotter. Keeping Heart: A Memoir of Family Struggle, Race, and Medicine. Ohio University Press, 2015.
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