Peavy, H. S. (2019). Environmental Engineering (15th.). Mc Graw Hill Education Pvt. Ltd.
Lua i Stíl Chicago (17ú heag.)Peavy, Howard S. Environmental Engineering. 15th. Chennai: Mc Graw Hill Education Pvt. Ltd, 2019.
Lua MLA (9ú heag.)Peavy, Howard S. Environmental Engineering. 15th. Mc Graw Hill Education Pvt. Ltd, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.