000			00621nam a22001457a 4500
008			230411b |||||||| |||| 00| 0 eng d
020			_a978-93-91166-91-5
082			_223 _a363.7 _bDAS
100			_aDas Purnima
245			_aEnvironmental Studies: _bFor B.A.,B.Com.,B.sc. 2nd Semester Students Of Nagaland University and Other Northeastern Universities/ _cPurnima Das _hEnglish
260			_aNew Delhi: _bGlobal Net Publications, _c2023.
300			_a10;112 p. _bSoft Bound _c14x21 cm
505			_aUnit 1- Basics Of Environment Unit 2- Biodiversity And its Conservation Unit 3- Environmental Pollution
942			_2ddc _cBK _017
999			_c8001 _d8001