Gaya APA
YOUSEF, A, E., CARLSTROM, C.
(2003).
Food microbiology:
.
New Jersey:
A John Wiley & Sons.
Gaya MLA
YOUSEF, Ahmed, E.., CARLSTROM, Carolyn.
"Food microbiology:".
New Jersey:
A John Wiley & Sons,
2003.
Buku.