APA (7th ed.) Citation

Nansen, O., & John, K. (1949). From day to day. Putnam's Sons.

Chicago Style (17th ed.) Citation

Nansen, Odd, and Katherine John. From Day to Day. New York: Putnam's Sons, 1949.

MLA (9th ed.) Citation

Nansen, Odd, and Katherine John. From Day to Day. Putnam's Sons, 1949.