Dalen, H., & Dalen, H. (1977). Introduction to political science: People, politics and perception. Prentice-Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDalen, Hendrik, और Hendrik;Lzeigler Dalen. Introduction to Political Science: People, Politics and Perception. Prentice-Hall, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDalen, Hendrik, और Hendrik;Lzeigler Dalen. Introduction to Political Science: People, Politics and Perception. Prentice-Hall, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.