APA-čujuhus (7. p.)
Greif, G. L. (2009). Buddy system: Understanding male friendships. Oxford University Press.
Chicago-čujuhus (17. p.)
Greif, Geoffrey L. Buddy System: Understanding Male Friendships. Oxford ; New York: Oxford University Press, 2009.
MLA-čujuhus (9. p.)
Greif, Geoffrey L. Buddy System: Understanding Male Friendships. Oxford University Press, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.