na INLIS000000000008271 20210520150033 210520||||||||| | ||| |||| || | 0-87371-011-8 010-0521008271 en 546.212/CAN/r 546.212/CAN/r CANTER, Larry W River water quality monitoring Michigan Lewis 1985 xvi, 170 p.: ill.; 24 cm. WATER QUALITY -- RIVERS