APA-čujuhus (7. p.)
ebrary, Inc, Parijs, P. v., Cohen, J., & Rogers, J. (2001). What's wrong with a free lunch? Beacon Press.
Chicago-čujuhus (17. p.)
ebrary, Inc, Philippe van Parijs, Joshua Cohen, juo Joel Rogers. What's Wrong with a Free Lunch? Boston, Mass.: Beacon Press, 2001.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. What's Wrong with a Free Lunch? Beacon Press, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.