Pride, W. M., & O. C. Ferrell. (1995). Marketing: Concepts and Strategies (9th. st.). Houghton Mifflin.
Cita Chicago (17th ed.)Pride, William M., i O. C. Ferrell. Marketing: Concepts and Strategies. 9th. st. Boston, USA: Houghton Mifflin, 1995.
Cita MLA (9th ed.)Pride, William M., i O. C. Ferrell. Marketing: Concepts and Strategies. 9th. st. Houghton Mifflin, 1995.