APA

Sabine George H,, . (1997). A history of political theory. New Delhi: Oxford & IBH Publishing Co.

Chicago

Sabine George H,, . 1997. A history of political theory. New Delhi: Oxford & IBH Publishing Co.

Harvard

Sabine George H,, . (1997). A history of political theory. New Delhi: Oxford & IBH Publishing Co.

MLA

Sabine George H,, . A history of political theory. New Delhi: Oxford & IBH Publishing Co. 1997.