APA (7th ed.) Citation

Wilson, J. T., & Berkner, L. V. (1961). I.G.Y: The year of the new moons. Alfred A. Knopf.

Chicago Style (17th ed.) Citation

Wilson, J. Tuzo, and Lloyd V. Berkner. I.G.Y: The Year of the New Moons. New York: Alfred A. Knopf, 1961.

MLA (9th ed.) Citation

Wilson, J. Tuzo, and Lloyd V. Berkner. I.G.Y: The Year of the New Moons. Alfred A. Knopf, 1961.