000 00314nam a2200109Ia 4500
008 200302s9999 xx 000 0 und d
100 _aAbid Ali Khan and Others
245 _aGlobal progress in development of sustainable environment
260 _bDiscovery Pubishing House Pvt. Ltd.
260 _c2017
300 _a293
999 _c6448
_d6448