APA aipamena

Sekaran Uma. Research Methods for Business (4th.). Wiley India.

Chicago Style aipamena

Sekaran Uma. Research Methods for Business. 4th. 2006: Wiley India.

MLA aipamena

Sekaran Uma. Research Methods for Business. 4th. Wiley India.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.