Dyfyniad APA
Garg, S. K. (2017). Sewage disposal and air pollution engineering (36th rev ed.). Khanna Pub.
Dyfyniad Arddull Chicago
Garg, Santosh Kumar. Sewage Disposal and Air Pollution Engineering. 36th rev ed. New Delhi: Khanna Pub, 2017.
Dyfyniad MLA
Garg, Santosh Kumar. Sewage Disposal and Air Pollution Engineering. 36th rev ed. Khanna Pub, 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.