Gaya APA
LOUDON,David L. (1984).
David L.Loudon (2nd.ed).
New York:
McGraw Hill Book Company.
Gaya Chicago
LOUDON,David L.
David L.Loudon.
2nd.ed
New York:
McGraw Hill Book Company,
1984.
Teks.
Gaya MLA
LOUDON,David L.
David L.Loudon.
2nd.ed
New York:
McGraw Hill Book Company,
1984.
Teks.
Gaya Turabian
LOUDON,David L.
David L.Loudon.
2nd.ed
New York:
McGraw Hill Book Company,
1984.
Teks.