TY  - GEN
T1  - Region IV-B
A1  - Abigan, Edmundo R.
LA  - English
PP  - S.l.
PB  - s.n.]
YR  - 1988
UL  - https://tuklas.up.edu.ph/Record/UP-99796217605994620
NO  - Inset: Kalayaan Islands.
KW  - Southern Tagalog (Philippines) : Maps.
KW  - Kalayaan Islands (Philippines) : Maps.
ER  -