Cita APA (7th ed.)
Renouf, J., Harris, S., Gyves, M., Lawrie, B., & Stewart, I. (2007). Earth: The Biography : Oceans. BBC ; National Geographic Society.
Cita Chicago (17th ed.)
Renouf, Jonnathan, Sophie Harris, Matthew Gyves, Ben Lawrie, i Iain Stewart. Earth: The Biography : Oceans. Inglaterra : Washington, EUA: BBC ; National Geographic Society, 2007.
Cita MLA (9th ed.)
Renouf, Jonnathan, et al. Earth: The Biography : Oceans. BBC ; National Geographic Society, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.