APA (7th ed.) Citation

National Geographic Society (U.S.), Seamans, J., Kelly, T., Skinner, T., Hines, G., & Chattaway, J. (1997). Grandes lagos, frágiles mares. RBA.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.), Joe Seamans, Tim Kelly, Thomas Skinner, Gary Hines, and Jay Chattaway. Grandes Lagos, Frágiles Mares. [Barcelona]: RBA, 1997.

MLA (9th ed.) Citation

National Geographic Society (U.S.), et al. Grandes Lagos, Frágiles Mares. RBA, 1997.