The IUPAC Handbook is the Union reference. Most the information contains
in the Handbook is however accessible on the Union web site where the
most current information on the membership of Standing Committees, Divisions,
Commissions etc., and on projects and publications is regularly updated.
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version
Hardbook reference:
IUPAC Handbook 1998-1999
Blackwell Science,1998 [ISBN 0-632-05276-7]