Cita APA (7th ed.)
National Geographic Channels International, Pioneer Productions, & Macdonald, T. (2005). In the womb. National Geographic Channel.
Cita Chicago (17th ed.)
National Geographic Channels International, Pioneer Productions, i Toby Macdonald. In the Womb. [Washington, D.C.]: National Geographic Channel, 2005.
Cita MLA (9th ed.)
National Geographic Channels International, et al. In the Womb. National Geographic Channel, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.