Penggayaan APA
DIFCO 1971 [price list:. (1971).
Detroit:
Difco Laboratories.
Chicago Style
DIFCO 1971 [price list:.
.
Detroit:
Difco Laboratories,
1971.
Buku.
MLA Style
DIFCO 1971 [price list:.
.
Detroit:
Difco Laboratories,
1971.
Buku.
Turabian Style
DIFCO 1971 [price list:.
Detroit:
Difco Laboratories,
1971.
Buku.