Gaya APA
Perrault, W, D, P, W, D. (2006).
Essentials of marketing ; a global - mangerial approach.-- .
America:
McGraw-Hill.
Gaya MLA
Perrault, William, D., Perrault,, William, D..
"Essentials of marketing ; a global - mangerial approach.--".
America:
McGraw-Hill,
2006.
Buku.