APA (7th ed.) Citation

Eichelberger, C. M. (1965). UN: The first twenty years. Harper & Row.

Chicago Style (17th ed.) Citation

Eichelberger, Clark M. UN: The First Twenty Years. New York: Harper & Row, 1965.

MLA (9th ed.) Citation

Eichelberger, Clark M. UN: The First Twenty Years. Harper & Row, 1965.