Cita APA (7a ed.)

National Geographic Society., Peele, W. T., & Rogers, R. K. (1977). The Southwest: Close-up: U.S.A. National Geographic Society.

Cita Chicago Style (17a ed.)

National Geographic Society., William T. Peele, y Richard K. Rogers. The Southwest: Close-up: U.S.A. Washington: National Geographic Society, 1977.

Cita MLA (9a ed.)

National Geographic Society., et al. The Southwest: Close-up: U.S.A. National Geographic Society, 1977.