APA (7th ed.) Citation

CLARKE. (1979). Executive power: How to use it effectively. Prentice-Hall.

Chicago Style (17th ed.) Citation

CLARKE. Executive Power: How to Use It Effectively. New Jersey: Prentice-Hall, 1979.

MLA (8th ed.) Citation

CLARKE. Executive Power: How to Use It Effectively. Prentice-Hall, 1979.