Kotaiah, B., & Kumara Swami, N. (1994). Enviornmental engineering laboratory manual. Charotar.
Chicago Style aipamenaKotaiah, B., and N. Kumara Swami. Enviornmental Engineering Laboratory Manual. Anand: Charotar, 1994.
MLA aipamenaKotaiah, B., and N. Kumara Swami. Enviornmental Engineering Laboratory Manual. Charotar, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.