Kaul, S., & Arvind Kumar. (2006). Waste water engineering. APH Publishing.
Čikaški stil citiranjaKaul, S.N, i Arvind Kumar. Waste Water Engineering. New Delhi: APH Publishing, 2006.
MLA način citiranjaKaul, S.N, i Arvind Kumar. Waste Water Engineering. APH Publishing, 2006.
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