ARAVIND KUMAR. (2006). INDUSTRIAL POLLUTION: PROBLEMS AND SOLUTIONS. DAYA PUBLISHING HOUSE.
Chicago Style aipamenaARAVIND KUMAR. INDUSTRIAL POLLUTION: PROBLEMS AND SOLUTIONS. DELHI: DAYA PUBLISHING HOUSE, 2006.
MLA aipamenaARAVIND KUMAR. INDUSTRIAL POLLUTION: PROBLEMS AND SOLUTIONS. DAYA PUBLISHING HOUSE, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.