APA (7th ed.) Citation

Shepard, W. (1945). Food or famine: The challenge of erosion. Macmillan.

Chicago Style (17th ed.) Citation

Shepard, Ward. Food or Famine: The Challenge of Erosion. New York: Macmillan, 1945.

MLA (9th ed.) Citation

Shepard, Ward. Food or Famine: The Challenge of Erosion. Macmillan, 1945.