000 00641nam a2200169Ia 4500
008 131226s9999 xx 000 0 und d
020 _a9780511211058
100 _aWaltner-Toews, David
245 _aEcosystem Sustainability and Health : A Practical Approach
245 _cWaltner-Toews, David
260 _bCambridge University Press
260 _c2004
300 _aOn-campus e-Book by ebrary under Digital Library Program of Higher Education Commission (HEC) of Pakistan
650 _aLife Science
856 _3Click here to access the e-Book
_uhttp://site.ebrary.com/lib/karachi/docDetail.action?docID=10131601
942 _cEB
999 _c78045
_d78045