Gaya APA
Sommers, Montrose S., Kernan, Jerome B.. (1968).
Comparative marketing systems .
New York:
Meredith Corporation.
Gaya Chicago
Sommers, Montrose S., Kernan, Jerome B..
Comparative marketing systems.
New York:
Meredith Corporation,
1968.
Buku Teks.
Gaya MLA
Sommers, Montrose S., Kernan, Jerome B..
Comparative marketing systems.
New York:
Meredith Corporation,
1968.
Buku Teks.
Gaya Turabian
Sommers, Montrose S., Kernan, Jerome B..
Comparative marketing systems.
New York:
Meredith Corporation,
1968.
Buku Teks.