Gaya APA
Assael, Henry. (1998).
Marketing .
Fort Worth:
Harcourt Brace College.
Gaya Chicago
Assael, Henry.
Marketing.
Fort Worth:
Harcourt Brace College,
1998.
Buku.
Gaya MLA
Assael, Henry.
Marketing.
Fort Worth:
Harcourt Brace College,
1998.
Buku.
Gaya Turabian
Assael, Henry.
Marketing.
Fort Worth:
Harcourt Brace College,
1998.
Buku.