found: Land for the people, 1976 (a.e.)t.p. (Herbert Girardet)
found: GB 77-04004(Herbert Girardet)
found: Seymour, J. Far from paradise, 1986:t.p. (Herbert Girardet)
found: Surviving the century, 2007:CIP t.p. (Herbert Giradet) book t.p. (Herbert Girardet) ch. 2 (director of programmes, World Future Council)
found: Tall buildings and sustainability, 2002:t.p. (Herbert Girardet, Urban Futures)
found: World Future Council WWW site, viewed September 30, 2013(Prof. Herbert Girardet; co-founder, World Future Council; for many years he has focussed mainly on the challenges of sustainable urban development) - http://www.worldfuturecouncil.org/4292.html