FAIR, G. M. (1968). Water And Wastewater Engineering Water Purification And Wasterwater Treatment And Disposal Gordon Maskew Fair; John Charles Geyer And Daniel Alexander Okun. John Wiley.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিFAIR, Gordon Maskew...[et.al.]. Water And Wastewater Engineering Water Purification And Wasterwater Treatment And Disposal Gordon Maskew Fair; John Charles Geyer And Daniel Alexander Okun. John Wiley, 1968.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিFAIR, Gordon Maskew...[et.al.]. Water And Wastewater Engineering Water Purification And Wasterwater Treatment And Disposal Gordon Maskew Fair; John Charles Geyer And Daniel Alexander Okun. John Wiley, 1968.
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