na INLIS000000000007193 20150917093417.0 150917 1978 jki j ind 010-091500000000088 [22] 363.73 363.73 Sur p SURIPTO Pencemaran alam / Suripto Cet.1. Jakarta : Balai Pustaka, 1987 88 hlm. ; 21 cm PENCEMARAN LINGKUNGAN SUPUDES