TY  - BOOK
AU  - Barbosa, Mary Joy Gandeza
TI  - Zero waste management practices of public elementary and secondary schools in Lagangilang district
U1  - TH 344 B23z 2014 
PY  - 2014///
CY  - Sta. Maria, Ilocos Sur
PB  - [s.n.]
KW  - Environmental protection
N1  - Bibliography: page 60
ER  -