Everson, D. H., & Paine, J. P. (1973). An introduction to systematic political science. Homewood, Illinois: The Dorsey Press.
Trích dẫn kiểu ChicagoEverson, David H., và Joann Poparad Paine. An Introduction to Systematic Political Science. Homewood, Illinois: The Dorsey Press, 1973.
Deismireacht MLAEverson, David H., và Joann Poparad Paine. An Introduction to Systematic Political Science. Homewood, Illinois: The Dorsey Press, 1973.
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