APA (7th ed.) Citation

Macridis, R. C. (1990). Modern political systems: Europe (7th ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Macridis, Roy C. Modern Political Systems: Europe. 7th ed. New Jersey: Prentice Hall, 1990.

MLA (9th ed.) Citation

Macridis, Roy C. Modern Political Systems: Europe. 7th ed. Prentice Hall, 1990.