UPSARD Foundation, Inc. (2008). PDOS primer. Overseas Workers Welfare Administration (OWWA).
Chicago Style (17th ed.) CitationUPSARD Foundation, Inc. PDOS Primer. Pasay City: Overseas Workers Welfare Administration (OWWA), 2008.
MLA (9th ed.) CitationUPSARD Foundation, Inc. PDOS Primer. Overseas Workers Welfare Administration (OWWA), 2008.
Warning: These citations may not always be 100% accurate.