https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22%20Abrigo%2C%20Michael%20Ralph%20M.%20%22&format=rss2 3 0 100 ISBN https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=7526 By Orbeta, Aniceto Jr. C.. . pp.57-83 , Special Volume on International Labor Migration

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=7526 ISBN https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=8195 By Orbeta, Aniceto C.. Makati City PIDS 2013 . vii, 48 pages : illustrations (some color) ; 23 cm.

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=8195 ISBN https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=8815 By Racelis, Rachel H.; Abrigo, Michael Ralph M.; Salas, J.M. Ian S.; Herrin, Alejandro N.. Makati City Philippine Institute for Development Studies 2015

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