Gaya APA

Cunningham, William H., Cunningham, Isabella C.M., Swift, Christopher M.. (1987). Marketing : a managerial approach . Livermore, CA: South Western.

Gaya Chicago

Cunningham, William H., Cunningham, Isabella C.M., Swift, Christopher M.. Marketing : a managerial approach. Livermore, CA: South Western, 1987. Text.

Gaya MLA

Cunningham, William H., Cunningham, Isabella C.M., Swift, Christopher M.. Marketing : a managerial approach. Livermore, CA: South Western, 1987. Text.

Gaya Turabian

Cunningham, William H., Cunningham, Isabella C.M., Swift, Christopher M.. Marketing : a managerial approach. Livermore, CA: South Western, 1987. Print.