TY  - BOOK
AU  - Joselito C. Gutierrez
TI  - Sanayang aklat sa Araling Panlipunan baitang 9: ekonomiks 
SN  - 9789719676317
AV  - HB 171.3 S197 2016 
PY  - 2016///
CY  - Malabon City
PB  - Jimczyville
KW  - Economics
N1  - Includes references
ER  -