Perrin, R. (1990). The Beacon handbook (2nd ed.). Houghton Mifflin Co..
Chicago-čujuhus (17. p.)Perrin, Robert. The Beacon Handbook. 2nd ed. Boston: Houghton Mifflin Co., 1990.
MLA-čujuhus (9. p.)Perrin, Robert. The Beacon Handbook. 2nd ed. Houghton Mifflin Co., 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.