Business World. (2015). Marketing Whitebook 2015-16 (5th ed.). McGraw Hill.
Chicago Style aipamenaBusiness World. Marketing Whitebook 2015-16. 5th ed. New Delhi: McGraw Hill, 2015.
MLA aipamenaBusiness World. Marketing Whitebook 2015-16. 5th ed. McGraw Hill, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.