APA
Pennock j. r., . (1979). Democratic political theory. New Delhi: Princetion University press.
Chicago
Pennock j roland, . 1979. Democratic political theory. New Delhi: Princetion University press.
Harvard
Pennock j. r., . (1979). Democratic political theory. New Delhi: Princetion University press.
MLA
Pennock j roland, . Democratic political theory. New Delhi: Princetion University press. 1979.
