APA-referens (7:e uppl.)

Iyer, U. (2006). A textbook in business economics S.Y.B.Com (7th.). Aishwarya.

Chicago-referens (17:e uppl.)

Iyer, Usha. A Textbook in Business Economics S.Y.B.Com. 7th. Mumbai: Aishwarya, 2006.

MLA-referens (9:e uppl.)

Iyer, Usha. A Textbook in Business Economics S.Y.B.Com. 7th. Aishwarya, 2006.