Gaya APA

Bougie, R., Sekaran, U. (2020). Research methods for business : a skill-building approach (8th ed. Asia Edition.). New Jersey: Wiley.

Gaya MLA

Bougie, Roger., Sekaran, Uma. "Research methods for business : a skill-building approach". 8th ed. Asia Edition. New Jersey: Wiley, 2020. Text.