Gaya APA

Sekaran, U., Bougie, R. (2016). Research Methods For Business (7th ed.). Chicester, West Sussex (Englan: John Wiley.

Gaya MLA

Sekaran, Uma., Bougie, Roger. "Research Methods For Business". 7th ed. Chicester, West Sussex (Englan: John Wiley, 2016. Text.