Christopher Alexander et al: A Pattern Language. Towns, Buildings, Construction (1977)

Book cover

Full reference I use in my notes:

[#alexander1977patt]: Christopher Alexander, Sara Ishikawa,
  Marry Silverstein, Max Jacobson, Ingrid Fiksdahl-King,
  and Shlomo Angel (1977):  _A Pattern Language. Towns, Buildings,
  Construction_, New York: Oxford University Press.