APA (7th ed.) Citation

Khan, R. A. (1977). An introduction to political science (Rev. ed.). Richard D. Irwin.

Chicago Style (17th ed.) Citation

Khan, Rais A. An Introduction to Political Science. Rev. ed. Homewood: Richard D. Irwin, 1977.

MLA (8th ed.) Citation

Khan, Rais A. An Introduction to Political Science. Rev. ed. Richard D. Irwin, 1977.