Gaya APA
WARFEL,. (1979).
The Professional Food Buyer .
California:
Grove Streeet.
Gaya Chicago
WARFEL,.
The Professional Food Buyer.
California:
Grove Streeet,
1979.
Teks.
Gaya MLA
WARFEL,.
The Professional Food Buyer.
California:
Grove Streeet,
1979.
Teks.
Gaya Turabian
WARFEL,.
The Professional Food Buyer.
California:
Grove Streeet,
1979.
Teks.