Filipinas Foundation Inc. (1977). Batangas: Its image and prospects :an in-depth study on the province of Batangas. The Foundation.
Chicago-Zitierstil (17. Ausg.)Filipinas Foundation Inc. Batangas: Its Image and Prospects :an In-depth Study on the Province of Batangas. Manila: The Foundation, 1977.
MLA-Zitierstil (9. Ausg.)Filipinas Foundation Inc. Batangas: Its Image and Prospects :an In-depth Study on the Province of Batangas. The Foundation, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.