EZELL HAZEL F. (1987). MARKETING PRINCIPLES AND STRATEGY. BUSINESS PUBLICATION.
Chicago Style aipamenaEZELL HAZEL F. MARKETING PRINCIPLES AND STRATEGY. PLANO: BUSINESS PUBLICATION, 1987.
MLA aipamenaEZELL HAZEL F. MARKETING PRINCIPLES AND STRATEGY. BUSINESS PUBLICATION, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.