Lua APA (7ú heag.)
Rao,C.S. (1991). Environmental pollution control engineering (2nd ed.). New age International.
Lua i Stíl Chicago (17ú heag.)
Rao,C.S. Environmental Pollution Control Engineering. 2nd ed. New Delhi: New age International, 1991.
Lua MLA (9ú heag.)
Rao,C.S. Environmental Pollution Control Engineering. 2nd ed. New age International, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.