Filipinas Foundation. (1976). General development framework for the Province of Batangas. The Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFilipinas Foundation. General Development Framework for the Province of Batangas. Manila: The Foundation, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFilipinas Foundation. General Development Framework for the Province of Batangas. The Foundation, 1976.
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