Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.