APA aipamena

Business World. (2019). Marketing White Book 2018-19. Business World.

Chicago Style aipamena

Business World. Marketing White Book 2018-19. Business World, 2019.

MLA aipamena

Business World. Marketing White Book 2018-19. Business World, 2019.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.