00553 a2200169 4500 26591 26591 230620b ||||| |||| 00| 0 eng d 9788170355281 Rs.1395.00 eng 628.161 K454 Khanna, D. R. Laboratory Manual Of Water And Wastewater Analysis / New Delhi: Astral International Pvt. Ltd. Daya Publishing House 2021. vi, 189 p. : ill. ; 24 cm Sewage Analysis 5487 Bhutiani, R. ddc BK 0 0 ddc 0 628_161000000000000_K454 0 51258 CL CL REF 2023-06-20 4 788.17 628.161 K454 13963 2023-06-20 1395.00 BK 0 0 ddc 0 628_161000000000000_K454 0 51259 CL CL 2023-06-20 4 788.17 628.161 K454 13964 2023-06-20 1395.00 BK