APA (7th ed.) Citation

Keating, B., & Stanfield, J. L. (1971). The mighty Mississippi. National Geographic Society.

Chicago Style (17th ed.) Citation

Keating, Bern, and James L. Stanfield. The Mighty Mississippi. Washington: National Geographic Society, 1971.

MLA (9th ed.) Citation

Keating, Bern, and James L. Stanfield. The Mighty Mississippi. National Geographic Society, 1971.

Warning: These citations may not always be 100% accurate.