00706cam a2200229Ia 4500 MAIN QH545.W3 HYN Hynes, H.B.N. The biology of polluted waters / H.B.N. Hynes ;with an introduction by F.T.K. Pentelow. Liverpool : Liverpool University Press, 1966. 202 p. : ill. ; 24 cm. Includes index. Includes bibliographical references. Freshwater biology. Water Pollution. .b10014391 28-08-12 17-04-03 20230123133557.0 NUST BOOKS QH545.W3 HYN 151008 151008 2023-01-23 00:00:00 6 QH545.W3 HYN 92003023572 80.00 2023-01-23 BOOKS 0 LCC 0 0 NFIC 0 MAIN MAIN GEN 2023-01-23 80.00