Dyfyniad APA
Garg, S. K. (2017). Sewage disposal and air pollution engineering (37th ed.). Khanna Pub.
Dyfyniad Arddull Chicago
Garg, Santosh Kumar. Sewage Disposal and Air Pollution Engineering. 37th ed. New Delhi: Khanna Pub, 2017.
Dyfyniad MLA
Garg, Santosh Kumar. Sewage Disposal and Air Pollution Engineering. 37th ed. Khanna Pub, 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.