https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Schmalensee%2C%20Richard..%22%20and%20au%3AWillig%2C%20Robert%20D.&format=rss2 4 0 100 ISBN 444704353 https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3883 By Schmalensee, Richard... The Netherlands : North-Holland, 1995 . 846p. 444704353

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3883 ISBN 444704353 https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3884 By Schmalensee, Richard... The Netherlands : North-Holland, 1989 . 1555p. 444704353

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3884 ISBN 444704353 https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3889 By Schmalensee, Richard... The Netherlands : North-Holland, 1989 . 9471p. 444704353

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3889 ISBN 444704353 https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3890 By Schmalensee, Richard... The Netherlands : North-Holland, 1989 444704353

]]> https://kohalibrary.pids.gov.ph//cgi-bin/koha/opac-detail.pl?biblionumber=3890