APA (7th ed.) Citation

Rølvaag, O. E. (1991). Giants in the earth: A saga of the prairie (First HarperPerennial edition.). HarperCollins.

Chicago Style (17th ed.) Citation

Rølvaag, O. E. Giants in the Earth: A Saga of the Prairie. First HarperPerennial edition. New York: HarperCollins, 1991.

MLA (9th ed.) Citation

Rølvaag, O. E. Giants in the Earth: A Saga of the Prairie. First HarperPerennial edition. HarperCollins, 1991.