APA (7th ed.) Citation

Macridis, R. C., & Ward, R. E. (1972). Modern political systems: Europe (Third edition.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Macridis, Roy C., and Robert Edward Ward. Modern Political Systems: Europe. Third edition. Englewood Cliffs, New Jersey: Prentice-Hall, 1972.

MLA (9th ed.) Citation

Macridis, Roy C., and Robert Edward Ward. Modern Political Systems: Europe. Third edition. Prentice-Hall, 1972.