TY - BOOK AU - Roa, Elnor C. TI - Quantitative determination of priority heavy metal pollutants in sediments and selected fish species in Agusan river and tributary: : a method development, validation, and application study AV - T-00995 PY - 2011/// CY - Iligan City PB - MSU-Iligan Institute of Technology N1 - Doctor of Philosophy ER -