Law, S. P. (2003). The Philosophy Gym. Oxford University Press.
Chicago-čujuhus (17. p.)Law, Stephen; Pullman. The Philosophy Gym. New Delhi: Oxford University Press, 2003.
MLA-čujuhus (9. p.)Law, Stephen; Pullman. The Philosophy Gym. Oxford University Press, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.