APA (7th ed.) Citation

Sauer, C. O. (1980). Seventeenth century North America / Carl O. Sauer. Turtle Island.

Chicago Style (17th ed.) Citation

Sauer, Carl Ortwin. Seventeenth Century North America / Carl O. Sauer. Berkeley: Turtle Island, 1980.

MLA (9th ed.) Citation

Sauer, Carl Ortwin. Seventeenth Century North America / Carl O. Sauer. Turtle Island, 1980.

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