APA-viite

Dwivedi, D. N. (2013). Principles of Economics (2 Edition.).

Chicago-tyylinen lähdeviittaus

Dwivedi, D N. Principles of Economics. 2 Edition. Vikas Publishing House :New Delhi, 2013.

MLA-viite

Dwivedi, D N. Principles of Economics. 2 Edition. 2013.