Clemen, w. (1963). Chaucer's Early Poetry. Methuen.
Chicago-čujuhus (17. p.)Clemen, wolfgang. Chaucer's Early Poetry. London: Methuen, 1963.
MLA-čujuhus (9. p.)Clemen, wolfgang. Chaucer's Early Poetry. Methuen, 1963.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.