(1986). Urban Planning Guide (Rev. ed.). American Society of Civil Engineers.
Chicago Style (17th ed.) ZitazioaUrban Planning Guide. Rev. ed. New York: American Society of Civil Engineers, 1986.
MLA (9th ed.) ZitazioaUrban Planning Guide. Rev. ed. American Society of Civil Engineers, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.