APA-viite

Trivedi, P. R. (2004). India's environment. A. P. H. Publishing.

Chicago-tyylinen lähdeviittaus

Trivedi, P. R. India's Environment. Neew Delhi: A. P. H. Publishing, 2004.

MLA-viite

Trivedi, P. R. India's Environment. A. P. H. Publishing, 2004.