https://opac.ocplibrary.ph/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Schaefer%2C%20Richard%20T.%22&sort_by=relevance&format=rss 2 0 50 ISBN:9780071249379 https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=1644 ]]> By Schaefer, Richard T..
Boston: Mc Graw Hill Inc., 2005 .
xli, 630 p.: , Includes bibliographical references, glossary, and index. 26 cm..
9780071249379

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]]> https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=1644 ISBN:0070552355 https://opac.ocplibrary.ph/cgi-bin/koha/opac-detail.pl?biblionumber=4079 ]]> By Schaefer, Richard T..
New York McGraw-Hill 1992 .
xxiii, 712p. , Includes bibliographical references and index. 26cm..
0070552355

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