APA aipamena

Ferrell, O. C., & Hartline, M. D. Marketing strategy. Mason, Ohio: South-Western.

Chicago Style aipamena

Ferrell, O. C., và Michael D. Hartline. Marketing Strategy. Mason, Ohio: South-Western.

MLA aipamena

Ferrell, O. C., và Michael D. Hartline. Marketing Strategy. Mason, Ohio: South-Western.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.