APA-čujuhus (7. p.)
O'Shea, J. (2013). Gap year: How delaying college changes people in ways the world needs. John Hopkins University Press.
Chicago-čujuhus (17. p.)
O'Shea, Joseph. Gap Year: How Delaying College Changes People in Ways the World Needs. Baltimore: John Hopkins University Press, 2013.
MLA-čujuhus (9. p.)
O'Shea, Joseph. Gap Year: How Delaying College Changes People in Ways the World Needs. John Hopkins University Press, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.