Cita APA (7a ed.)
Discovery Communications, Inc, Gedeon Programmes, Glacialis Productions, The National Film Board of Canada, Henríquez, P., Lemire, J., & Piantanida, T. (2001). Biomas. Discovery Communications.
Cita Chicago Style (17a ed.)
Discovery Communications, Inc, Gedeon Programmes, Glacialis Productions, The National Film Board of Canada, Patricio Henríquez, Jean Lemire, y Thierry Piantanida. Biomas. [S.l.]: Discovery Communications, 2001.
Cita MLA (9a ed.)
Discovery Communications, Inc, et al. Biomas. Discovery Communications, 2001.
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