Isla, P. A. A. (2003). Guidelines set for providing homes for aged and disabled. Manila Times.
Chicago Style aipamenaIsla, Paul Anthony A. "Guidelines Set for Providing Homes for Aged and Disabled." Manila Times 2003.
MLA aipamenaIsla, Paul Anthony A. "Guidelines Set for Providing Homes for Aged and Disabled." Manila Times, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.