APA-referens (7:e uppl.)

Iyer, U. (2004). A text book in business economics F.Y.B.Com (5th rev.). Aishwarya.

Chicago-referens (17:e uppl.)

Iyer, Usha. A Text Book in Business Economics F.Y.B.Com. 5th rev. Mumbai: Aishwarya, 2004.

MLA-referens (9:e uppl.)

Iyer, Usha. A Text Book in Business Economics F.Y.B.Com. 5th rev. Aishwarya, 2004.