
patterntheory.org
Pattern Theory: Pattern_Theory_BookAt the website for the book. Pattern Theory: Introduction and Perspectives on the Tracks of Christopher Alexander. By Helmut Leitner. Published in March 2015. Paperback, 160 pages. APA: Leitner, H. (2015). Pattern Theory: Introduction and Perspectives on the Tracks of Christopher Alexander. Graz: Helmut Leitner, printed by C. Available almost worldwide at low cost:. Pattern Theory" at amazon.com / US. Pattern Theory" at amazon.ca / Canada. Pattern Theory" at amazon.co.uk / Great Britain.
http://www.patterntheory.org/