TY  - BOOK
T1  - Economic development and progress social studies for third year school conceptual approach
PP  - Manila
PB  - Vibal
YR  - 1974
UL  - https://tuklas.up.edu.ph/Record/UP-8027390931312156761
OP  - 384
CN  - 330.914 E25 1974
KW  - Philippines : Economic condition.
ER  -