How to cite this work

How to cite the Catalogue of Life on CD:
FA Bisby, YR Roskov, MA Ruggiero, TM Orrell, LE Paglinawan, PW Brewer, N Bailly, J van Hertum, eds (2007). Species 2000 & ITIS Catalogue of Life: 2007 Annual Checklist. CD-ROM; Species 2000: Reading, U.K.

How to cite individual databases included in this work, for example:
C H�ser, J Holstein & A Steiner, eds. (2007). GloBIS/GART: Global Butterfly Information System (version 0.14, Sep 2006). In Species 2000 & ITIS Catalogue of Life: 2007 Annual Checklist (FA Bisby, YR Roskov, MA Ruggiero, TM Orrell, LE Paglinawan, PW Brewer, N Bailly, J van Hertum, eds). CD-ROM; Species 2000: Reading, U.K.

How to cite the Catalogue of Life Taxonomic Classification:
FA Bisby, YR Roskov, MA Ruggiero, TM Orrell, LE Paglinawan, PW Brewer, N Bailly, J van Hertum, eds (2007). Species 2000 & ITIS Catalogue of Life: 2007 Annual Checklist Taxonomic Classification. CD-ROM; Species 2000: Reading, U.K.

On-line version of the Annual Checklist:
http://www.catalogueoflife.org/annual-checklist/2007/

How to cite the Catalogue of Life on the Web:
FA Bisby, YR Roskov, MA Ruggiero, TM Orrell, LE Paglinawan, PW Brewer, N Bailly, J van Hertum, eds (2007). Species 2000 & ITIS Catalogue of Life: 2007 Annual Checklist. Digital resource at www.catalogueoflife.org/annual-checklist/2007/. Species 2000: Reading, U.K.