APA aipamena

Berwich, G. (2009). Business and Finance Series 2. TP HCM.

Chicago Style aipamena

Berwich, Gwen. Business and Finance Series 2. TP HCM, 2009.

MLA aipamena

Berwich, Gwen. Business and Finance Series 2. TP HCM, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.