Cita APA (7a ed.)
Tokay, E. The Human Body and How it Works. Signet.
Cita estilo Chicago (17a ed.)
Tokay, Elbert. The Human Body and How It Works. Nueva York, EUA: Signet.
Cita MLA (9a ed.)
Tokay, Elbert. The Human Body and How It Works. Signet.
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