APA-čujuhus (7. p.)
Dagg, A. I. (2009). The social behavior of older animals. Johns Hopkins University Press.
Chicago-čujuhus (17. p.)
Dagg, Anne Innis. The Social Behavior of Older Animals. Baltimore: Johns Hopkins University Press, 2009.
MLA-čujuhus (9. p.)
Dagg, Anne Innis. The Social Behavior of Older Animals. Johns Hopkins University Press, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.