المؤلف: Mashhor Mansor, 1950-

المؤلف: Rohasliney Hashim

مواد مشابهة: Sedimentation patterns of middle Bar Island, Bukit Sapi, Perak River /

مواد مشابهة: On the primary productivity and water quality of Singor and Sara rivers in Temenggor reservoir, Perak, Malaysia /