APA-čujuhus (7. p.)
Maddy, P. (2007). Second philosophy: A naturalistic method. Oxford University Press.
Chicago-čujuhus (17. p.)
Maddy, Penelope. Second Philosophy: A Naturalistic Method. Oxford ; New York: Oxford University Press, 2007.
MLA-čujuhus (9. p.)
Maddy, Penelope. Second Philosophy: A Naturalistic Method. Oxford University Press, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.