Joshi,, B., & Joshi,, P. (2008). Environmental pollution and toxicology. APH.
Chicago Style aipamenaJoshi,, B.D, and P.C Joshi. Environmental Pollution and Toxicology. New Delhi: APH, 2008.
MLA aipamenaJoshi,, B.D, and P.C Joshi. Environmental Pollution and Toxicology. APH, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.