Singh, P. (2006). Perspectives in plant ecology and environmental biology. Scientific Publishers (India).
Chicago Style aipamenaSingh, Prithipal. Perspectives in Plant Ecology and Environmental Biology. Jodhpur: Scientific Publishers (India), 2006.
MLA aipamenaSingh, Prithipal. Perspectives in Plant Ecology and Environmental Biology. Scientific Publishers (India), 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.