Gaya APA

Sekaran, U., Bougie, R. (2010). Research Methods For Business (5th Ed.). Chicester, West Sussex (Englan: John Wiley.

Gaya MLA

Sekaran, Uma., Bougie, Roger. "Research Methods For Business". 5th Ed. Chicester, West Sussex (Englan: John Wiley, 2010. Text.