Davis, M. L., & Cornwell, D. A. (2008). Introduction to environmental engineering (4th ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Davis, Mackenzie L., agus David A. Cornwell. Introduction to Environmental Engineering. 4th ed. Boston: McGraw-Hill, 2008.
Lua MLA (9ú heag.)Davis, Mackenzie L., agus David A. Cornwell. Introduction to Environmental Engineering. 4th ed. McGraw-Hill, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.