00726nam a22002417a 4500 1973 1973 50 BD-DhUAP 20200218142604.0 200218s1989 enk||||| b||| 001 0 eng d 1852930004 1852931884 BD-DhUAP Eng BD-DhUAP BD-DhUAP 23 363.73 JOH Johnston, Ronald John. Environmental problems : nature, economy and state / Ronald John Johnston. London : Belhaven Press, c1989. x, 211 pages ; 23 cm. Includes index. Includes bibliography p. 200-209. Pollution Economic aspects. Pollution Social aspects. ddc BK 0 0 ddc 0 0 UAPCL UAPCL General Stacks 2020-02-18 363.73 JOH 3010000050 2020-02-18 1 2020-02-18 BK