Garg, S. K. (2021). Sewage Disposal and Air Pollution Engineering (40th.). Khanna Publisher.
Chicago-viite (17. p.)Garg, Santosh Kumar. Sewage Disposal and Air Pollution Engineering. 40th. New Delhi: Khanna Publisher, 2021.
MLA-viite (9. p.)Garg, Santosh Kumar. Sewage Disposal and Air Pollution Engineering. 40th. Khanna Publisher, 2021.
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