Galaang, Ruby Lyn M.
Waste management practices in the public secondary schools of Malasiqui, Division I of Pangasinan / Ruby Lyn M. Galaang. - Pangasinan : [s.n.], 2017. - xi, 73 pages : illustration ; 28 centimeter.
Bibliography: pages 64-67.
Waste management.
TH 363.728 G13w 2017
Waste management practices in the public secondary schools of Malasiqui, Division I of Pangasinan / Ruby Lyn M. Galaang. - Pangasinan : [s.n.], 2017. - xi, 73 pages : illustration ; 28 centimeter.
Bibliography: pages 64-67.
Waste management.
TH 363.728 G13w 2017