Kotler, P. (1967). Marketing management (Third Edition.). New Jersey: Prentice-Hall.
Chicago Style aipamenaKotler, Philip. Marketing Management. Third Edition. New Jersey: Prentice-Hall, 1967.
MLA aipamenaKotler, Philip. Marketing Management. Third Edition. New Jersey: Prentice-Hall, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.