Gaya APA
RICHARDSON, John E. (2000).
Marketing .
America:
McGraw Hill.
Gaya Chicago
RICHARDSON, John E.
Marketing.
America:
McGraw Hill,
2000.
BUKU.
Gaya MLA
RICHARDSON, John E.
Marketing.
America:
McGraw Hill,
2000.
BUKU.
Gaya Turabian
RICHARDSON, John E.
Marketing.
America:
McGraw Hill,
2000.
BUKU.