PTV Productions, National Film Board of Canada, Walker, J., Roberts, R., Alexander, G., McGoogan, K., & Berzins, A. R. (2009). Passage (Widescreen ed.). Distributed by BFS Entertainment & Multimedia.
Cita Chicago Style (17a ed.)PTV Productions, National Film Board of Canada, John Walker, Rick Roberts, Geraldine Alexander, Kenneth McGoogan, y Andrew Rai Berzins. Passage. Widescreen ed. Richmond Hill, Ontario: Distributed by BFS Entertainment & Multimedia, 2009.
Cita MLA (8a ed.)PTV Productions, et al. Passage. Widescreen ed. Distributed by BFS Entertainment & Multimedia, 2009.
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