Cita APA (7a ed.)
Sivakumar, R., & Fegan, S. C. (2005). Introduction to environmental science and engineering (4th ed.). Vijay Nicole Imprints.
Cita Chicago Style (17a ed.)
Sivakumar, Raman, y Sophia Chung Fegan. Introduction to Environmental Science and Engineering. 4th ed. Chennai: Vijay Nicole Imprints, 2005.
Cita MLA (9a ed.)
Sivakumar, Raman, y Sophia Chung Fegan. Introduction to Environmental Science and Engineering. 4th ed. Vijay Nicole Imprints, 2005.
Precaución: Estas citas no son 100% exactas.