APA (7th ed.) Citation

Johnson, S. A. (1964). Essentials of comparative government. Barron's Educational Series.

Chicago Style (17th ed.) Citation

Johnson, Samuel A. Essentials of Comparative Government. Great Neck, N.Y: Barron's Educational Series, 1964.

MLA (9th ed.) Citation

Johnson, Samuel A. Essentials of Comparative Government. Barron's Educational Series, 1964.