Cita APA (7th ed.)

ENVIRONMENTAL & BELL, P. A. (1996). Environmental psychology.-- ed.4. Harcourt Brace College.

Cita Chicago (17th ed.)

ENVIRONMENTAL i Paul A. BELL. Environmental Psychology.-- Ed.4. Philadelphia: Harcourt Brace College, 1996.

Cita MLA (9th ed.)

ENVIRONMENTAL i Paul A. BELL. Environmental Psychology.-- Ed.4. Harcourt Brace College, 1996.