TY  - JOUR
T1  - The call of Callao
JF  - Cruising
A1  - Lorenzo, Mae Lorraine Rafols
LA  - English
YR  - 2010
UL  - https://tuklas.up.edu.ph/Record/IPP-00000664905
KW  - Callao  Caves  (Cagayan)
ER  -