Holmes, J. E., Engelhardt, M. J., & Elder, R. E. (1994). American government: Essentials & perspectives (2nd ed.). McGraw-Hill.
Chicago Style (17. basım) AtıfHolmes, Jack E., Michael J. Engelhardt, ve Robert E. Elder. American Government: Essentials & Perspectives. 2nd ed. New York: McGraw-Hill, 1994.
MLA (8th ed.) AtıfHolmes, Jack E., et al. American Government: Essentials & Perspectives. 2nd ed. McGraw-Hill, 1994.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..