00330nam a2200121Ia 45000010005000000080041000050400013000460820019000592450040000782600072001183000011001905460007002013589140317s9999    xx            000 0 und d  cPK-LaUMT  a 303.49bWOR-H  aHamaara mushtarka mustqabbal (urdu)  aLahore,Pakistan:bEnergy and Environment Society of Pakistan,c1987  a528 p.  aEN