The essential reference work on international law, edited by two leading authors in the field is now available from Oxford University Press. This classic Ninth edition takes full account of the vast increase in the scope and content of international law since the Eighth edition, and in the range of available source material since the Eighth edition was published.About the Author: The late Sir Robert Jennings was formerly president of the International Court of Justice. The late Sir Arthur Watts KCMG QC was formerly legal adviser Foreign and Commonwealth Office and barrister and international arbitrator.