PDF file, 7.3Mb.
gzipped ps file, 4.2Mb.
TeX+eps sources (zip), 5.7Mb.
Xfig sources (zip), 800Kb.
This draft supercedes the arXiv publication arXiv:1103.5628.
The book on paper (504 pp.) was published by Cambridge University Press in May 2012, ISBN 978-1-107-02083-2. Here is the cover page of this edition, 220Kb (picture design by J.Mostovoy). Here is a list of errata to this edition.