Cita APA (7th ed.)
Chivian, E. (1993). Critical condition: Human health and the environment. MIT.
Cita Chicago (17th ed.)
Chivian, Eric. Critical Condition: Human Health and the Environment. Cambridge: MIT, 1993.
Cita MLA (9th ed.)
Chivian, Eric. Critical Condition: Human Health and the Environment. MIT, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.