APA (7th ed.) Citation

Key, V. O. (1966). A primer of statistics for political scientists. Crowell.

Chicago Style (17th ed.) Citation

Key, V. O. A Primer of Statistics for Political Scientists. New York: Crowell, 1966.

MLA (9th ed.) Citation

Key, V. O. A Primer of Statistics for Political Scientists. Crowell, 1966.