Gaya APA
Augustinus, S. ().
Letters volume VI (1-29), transl.by Robert B. Eno, S.S. .
Washington:
Catholic University of America Press.
Gaya MLA
Augustinus, S..
"Letters volume VI (1-29), transl.by Robert B. Eno, S.S. ".
Washington:
Catholic University of America Press,
.
Buku.