Untermann, R. K., & Small, R. E. (1977). Site planning for cluster housing. Van Nostrand Reinhold.
Chicago Style aipamenaUntermann, Richard K., and Robert E. Small. Site Planning for Cluster Housing. New York: Van Nostrand Reinhold, 1977.
MLA aipamenaUntermann, Richard K., and Robert E. Small. Site Planning for Cluster Housing. Van Nostrand Reinhold, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.