https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Population%20--%20Economic%20aspects.%22&format=rss2 3 0 100 ISBN 9781119408925 https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=9718 By Liang, James Jianzhang. United Kingdom John Wiley & Sons 2018 . 246 pages 9781119408925

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=9718 ISBN https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=7826 By Bautista, Ernesto D. . Pasig City : National Economic and Development Authority, 1994 . 34 pages : illustrations ; 29 cm

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=7826 ISBN 9780511002601 https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=4132 By Mitchell, Donald O .. New York : Cambridge University Press, 1997 . xvii, 216 pages : illustrations. 9780511002601

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