Isla, P. A. A. (2003). Guidelines set for providing homes for aged and disabled. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIsla, Paul Anthony A. "Guidelines Set for Providing Homes for Aged and Disabled." Manila Times 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIsla, Paul Anthony A. "Guidelines Set for Providing Homes for Aged and Disabled." Manila Times, 2003.
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