QASIM, S. R. (1985). Wastewater Treatment Plants Planning Design And Operation Syed R. Qasim. CBS College Publishing.
Chicago-viite (17. p.)QASIM, Syed R. Wastewater Treatment Plants Planning Design And Operation Syed R. Qasim. CBS College Publishing, 1985.
MLA-viite (8. p.)QASIM, Syed R. Wastewater Treatment Plants Planning Design And Operation Syed R. Qasim. CBS College Publishing, 1985.
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