TY - BOOK AU - Trehan, Sohini TI - Persistent organic pollutants: the persistent reality U1 - Th 634.992 21st ed. PY - 2007/// CY - Dehradun: PB - Forest Research Institute, KW - Forest economics KW - Forest management N1 - Thesis- (M.Sc)- Forest Research Institute, 2007 ER -