APA (7th ed.) Citation

Macridis, R. C., & Ward, R. E. (1968). Modern political systems: Europe (2d ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Macridis, Roy C., and Robert Edward Ward. Modern Political Systems: Europe. 2d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1968.

MLA (8th ed.) Citation

Macridis, Roy C., and Robert Edward Ward. Modern Political Systems: Europe. 2d ed. Prentice-Hall, 1968.