Gaya APA
Pride, W, M., Ferrell, O. (1993).
Marketing: Concepts and Strategies (Eighth - Ed).
U.S.A.:
Houghton Mifflin Company.
Gaya MLA
Pride, William, M.., Ferrell, O.C.
"Marketing: Concepts and Strategies".
Eighth - Ed
U.S.A.:
Houghton Mifflin Company,
1993.
Text.