Businessworld. (2020). Marketing Whitebook 2020-21. Businessworld.
Citazione stile Chigago Style (17a edizione)Businessworld. Marketing Whitebook 2020-21. New Delhi: Businessworld, 2020.
Citatione MLA (9a ed.)Businessworld. Marketing Whitebook 2020-21. Businessworld, 2020.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.