Knapp, P. (1990). Chaucer and the social contest. Routledge.
Chicago-čujuhus (17. p.)Knapp, Peggy. Chaucer and the Social Contest. New York: Routledge, 1990.
MLA-čujuhus (9. p.)Knapp, Peggy. Chaucer and the Social Contest. Routledge, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.