APA-čujuhus (7. p.)
Lerche, C. O. (1956). Principles of international politics. Oxford University Press.
Chicago-čujuhus (17. p.)
Lerche, Charles O. Principles of International Politics. New York: Oxford University Press, 1956.
MLA-čujuhus (9. p.)
Lerche, Charles O. Principles of International Politics. Oxford University Press, 1956.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.