Environmental problems :
Johnston, R. J.
Environmental problems : nature, economy and state / R. J. Johnston - New Delhi : c1992. - xii, 211 p. ; 24 cm.
Environment
Environmental problems
TD177 / .J64 1992
363.73 / J73e
Environmental problems : nature, economy and state / R. J. Johnston - New Delhi : c1992. - xii, 211 p. ; 24 cm.
Environment
Environmental problems
TD177 / .J64 1992
363.73 / J73e