The Harvard classics : volume 20, the divine comedy of Dante Alighieri
Charles W. Eliot, edited
P. F. Collier & Son Corporation, 1969
 Buku Referensi
The harvarvard classics: the divine comedy of dante alighieri / editor, Charles W. Eliot dan Henry F. Cary
Grolier Enterprises Corp., 1995
 Buku Referensi
The Harvard classics: volume 20, the divine comedy of Dante Alighieri / editor, Charles W. Eliot
Grolier Enterprises Corp, 1995
 Buku Teks
The Harvard classics: volume 20, the divine comedy of Dante Alighieri / editor, Charles W. Eliot
Grolier Enterprises Corp., 1995
 Buku Referensi
Purdie, Susan
Comedy : the mastery of discourse
Harvester Wheatsheaf, 1993
 Buku Teks