Baum, A., & Valins, S. (1977). Architecture and social behavior: Psychological studies of social density. L. Erlbaum Associates.
Lua i Stíl Chicago (17ú heag.)Baum, Andrew, agus Stuart Valins. Architecture and Social Behavior: Psychological Studies of Social Density. Hillsdale, N.J: L. Erlbaum Associates, 1977.
Lua MLA (9ú heag.)Baum, Andrew, agus Stuart Valins. Architecture and Social Behavior: Psychological Studies of Social Density. L. Erlbaum Associates, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.