Lua APA (7ú heag.)
ebrary, Inc, & Sanchez, M. L. (2008). Causes and effects of heavy metal pollution. Nova Science Publishers.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Mikel L. Sanchez. Causes and Effects of Heavy Metal Pollution. New York: Nova Science Publishers, 2008.
Lua MLA (9ú heag.)
ebrary, Inc, agus Mikel L. Sanchez. Causes and Effects of Heavy Metal Pollution. Nova Science Publishers, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.