Cita APA (7th ed.)
Birdie, G. S., & Birdie, J. S. (2003). Water supply and sanitary engineering: Including environmental engineering water and Air Pollution Act's. Dhanpat Rai.
Cita Chicago (17th ed.)
Birdie, G. S., i J. S. Birdie. Water Supply and Sanitary Engineering: Including Environmental Engineering Water and Air Pollution Act's. New Delhi: Dhanpat Rai, 2003.
Cita MLA (9th ed.)
Birdie, G. S., i J. S. Birdie. Water Supply and Sanitary Engineering: Including Environmental Engineering Water and Air Pollution Act's. Dhanpat Rai, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.