APA (7th ed.) Citation

Rølvaag, O. E., & Colcord, L. (1927). Giants in the earth: A saga of the prairie. Harper & brothers.

Chicago Style (17th ed.) Citation

Rølvaag, O. E., and Lincoln Colcord. Giants in the Earth: A Saga of the Prairie. New York, London: Harper & brothers, 1927.

MLA (9th ed.) Citation

Rølvaag, O. E., and Lincoln Colcord. Giants in the Earth: A Saga of the Prairie. Harper & brothers, 1927.