Citazione Stile APA (7a Edizione)

Untermann, R., & Small, R. (1977). Site planning for cluster housing. Van Nostrand.

Citazione stile Chigago Style (17a edizione)

Untermann, Richard, e Robert Small. Site Planning for Cluster Housing. New York: Van Nostrand, 1977.

Citatione MLA (9a ed.)

Untermann, Richard, e Robert Small. Site Planning for Cluster Housing. Van Nostrand, 1977.