TY  - BOOK
AU  - Bulong, Mark Anthony L.
TI  - Module on environmental science : : exploring earth's systems 
AV  - GE 140 B85  [2026] F 
PY  - 2026///]
CY  - [Place of publication not identified : 
PB  - Publisher not identified], 
KW  - Environmental sciences
KW  - Sustainable development
N1  - "Instructional material"
ER  -