Cita APA (7th ed.)

Sivakumar, R. (2011). Introduction to Environmental Science and Engineering (2nd ed.). Tata McGraw Hill Education Private Limited.

Cita Chicago (17th ed.)

Sivakumar, Raman. Introduction to Environmental Science and Engineering. 2nd ed. New Delhi: Tata McGraw Hill Education Private Limited, 2011.

Cita MLA (9th ed.)

Sivakumar, Raman. Introduction to Environmental Science and Engineering. 2nd ed. Tata McGraw Hill Education Private Limited, 2011.