APA-viite (7. p.)

Santra, S. (2008). Environmental science (2nd rev.). New Central Book Agency.

Chicago-viite (17. p.)

Santra, S. Environmental Science. 2nd rev. Kolkata: New Central Book Agency, 2008.

MLA-viite (9. p.)

Santra, S. Environmental Science. 2nd rev. New Central Book Agency, 2008.