Chivian, E. (1993). Critical condition: Human health and the environment. MIT.
Čikaški stil citiranja (17. izdanje)Chivian, Eric. Critical Condition: Human Health and the Environment. Cambridge: MIT, 1993.
MLA način citiranja (9. izdanje)Chivian, Eric. Critical Condition: Human Health and the Environment. MIT, 1993.
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