Cita APA (7a ed.)
ebrary, Inc, & Sanchez, M. L. (2008). Causes and effects of heavy metal pollution. Nova Science Publishers.
Cita Chicago Style (17a ed.)
ebrary, Inc, y Mikel L. Sanchez. Causes and Effects of Heavy Metal Pollution. New York: Nova Science Publishers, 2008.
Cita MLA (9a ed.)
ebrary, Inc, y Mikel L. Sanchez. Causes and Effects of Heavy Metal Pollution. Nova Science Publishers, 2008.
Precaución: Estas citas no son 100% exactas.