Links
[1] http://www.yale.edu/
[2] http://orbis.library.yale.edu/vwebv/
[3] http://status.library.yale.edu/1407816
[4] http://www.oclc.org/support/systemalerts/default.asp
[5] https://web.library.yale.edu/cataloging/tools-resources
[6] https://web.library.yale.edu/cataloging/tools-resources/general-reference
[7] https://web.library.yale.edu/cataloging/authorities
[8] https://web.library.yale.edu/cataloging/macroexpress
[9] https://web.library.yale.edu/cataloging/tools-resources/training-professional
[10] https://access.rdatoolkit.org/
[11] http://www.loc.gov/standards/valuelist/rdacontent.html
[12] http://www.loc.gov/standards/valuelist/rdamedia.html
[13] http://www.loc.gov/standards/valuelist/rdacarrier.html
[14] http://www.loc.gov/aba/rda/
[15] https://collaborate.library.yale.edu/cpdc/PDF%20files/RDA%20in%20NARs-SARs_PCC.pdf
[16] http://www.oclc.org/rda/about.en.html
[17] http://www.loc.gov/aba/pcc/sct/documents/rel-desig-guide-bib.pdf
[18] https://collaborate.library.yale.edu/cpdc/PDF%20files/RDA%20for%20Acquisitions%20and%20Copy%20Cataloging.ppt
[19] https://collaborate.library.yale.edu/cpdc/RDA/Forms/AllItems.aspx
[20] https://web.library.yale.edu/cataloging/short-checklists
[21] http://www.loc.gov/aba/pcc/bibco/nonfile.html
[22] http://lcweb.loc.gov/marc/bibliographic/bdapp-e.html
[23] http://lcweb.loc.gov/marc/
[24] http://www.loc.gov/marc/umb/
[25] http://www.loc.gov/standards/valuelist/
[26] https://web.library.yale.edu/cataloging/AACR2-abbreviations
[27] https://web.library.yale.edu/cataloging/months
[28] https://confluence.cornell.edu/display/LTSP/Abbreviations+for+Captions+%28For+Use+in+Voyager+Holdings+Records%29%3A+++APPENDIX+A;jsessionid=9C757DBAA7150DFAF61003034A460DA5
[29] https://web.library.yale.edu/african-languages-cataloging
[30] http://www.domesticat.net/misc/monthsdays.php
[31] http://lcweb.loc.gov/catdir/cpso/CJKIntro.html
[32] https://web.library.yale.edu/cataloging/end-punct-var-fields
[33] https://web.library.yale.edu/cataloging/music/fraktur
[34] http://library.princeton.edu/departments/tsd/katmandu/greek/welcome.html
[35] http://aa.usno.navy.mil/data/docs/JulianDate.php/
[36] http://www.metric-conversions.org/
[37] http://www.novaroma.org/via_romana/numbers.html
[38] http://lcweb.loc.gov/catdir/cpso/roman.html