Bell, P. A., Fisher, J. D., & Loomis, R. J. (1978). Environmental psychology. Saunders.
Lua i Stíl Chicago (17ú heag.)Bell, Paul A., Jeffrey D. Fisher, agus Ross J. Loomis. Environmental Psychology. Philadelphia: Saunders, 1978.
Lua MLA (9ú heag.)Bell, Paul A., et al. Environmental Psychology. Saunders, 1978.
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