Technical services unlimited - (tpot.ucsd.edu/TSU/)
Central acquisitions and processing manual at Albright memorial library - (www.albright.org/cap/)
Technical services at Cornell University library - (lts.library.cornell.edu/lts/)
Anglo-American Cataloguing Rules (AACR) - (www.aacr2.org/)
Cataloguing and Indexing Group - (www.cilip.org.uk/specialinterestgroups/bysubject/cataloguingindexing)
Joint Steering Committee for Revision of AACR (JSC) - (www.collectionscanada.ca/jsc/)
Library of Congress Standards - (www.loc.gov/standards)
Digital Library Standards and Practices - (www.diglib.org/standards.htm)
UKOLN Metadata - (www.ukoln.ac.uk/metadata/)
Weeding from overbooked - (www.overbooked.org/ra/weeding.html)
Sunlink advice on weeding - (www.sunlink.ucf.edu/weed/)
The CREW method - (www.tsl.state.tx.us/ld/pubs/crew/)
Touristic resourses in English and other languages: Visitare Londra, Londra, London Pass Trasporti e London Pass in Italian, London Pass and London Pass Viaje in Spanish, London Pass Travelcard and London Pass in English, London Pass and London Pass Voyage in French, London Pass Travel and London Pass in German, London Pass in Portuguese, New York Pass, New York Pass with transport, New York Pass IT in Italian, New York Pass Viaggio with transport in Italian, New York Pass DE in German, New York Pass Transport with transport in German, New York Pass FR in French, New York Pass with transport in French, New York Pass ES in Spanish, New York Pass Viaje with transport in Spanish, and Paris Pass.
Resourses for international language learning: Rosetta Stone Italian, Rosetta Stone Subscription and Rosetta Stone in English, Rosetta Stone online, Corsi Rosetta Stone and Rosetta Stone in Italian, Rosetta Stone and Rosetta Stone Online in French, Rosetta Stone en linea and Rosetta Stone in Spanish and Rosetta Stone in Portuguese.