SAWYER, C. Chemistry for environmental engineering. Mc Graw Hill.
Lua i Stíl Chicago (17ú heag.)SAWYER, Clair. Chemistry for Environmental Engineering. Mc Graw Hill.
Lua MLA (8ú heag.)SAWYER, Clair. Chemistry for Environmental Engineering. Mc Graw Hill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.