Cita APA (7th ed.)
Garg, S. K., & Garg, R. (2009). Sewage disposal and air pollution engineering (22nd ed.). Khanna Pub.
Cita Chicago (17th ed.)
Garg, Santosh Kumar, i Rajeshwari Garg. Sewage Disposal and Air Pollution Engineering. 22nd ed. Delhi: Khanna Pub, 2009.
Cita MLA (9th ed.)
Garg, Santosh Kumar, i Rajeshwari Garg. Sewage Disposal and Air Pollution Engineering. 22nd ed. Khanna Pub, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.