Citazione APA

Ferrel, O. C., & Hartline, M. D. (2008). Strategic marketing. Cengage learning.

Stile di citazione Chicago

Ferrel, O C., e Michael D. Hartline. Strategic Marketing. New Delhi: Cengage learning, 2008.

Citazione MLA

Ferrel, O C., e Michael D. Hartline. Strategic Marketing. Cengage learning, 2008.