APA

Gauba O. P., . (2003). Introduction to political theory. : Macmillan Company of Canada, Toronto.

Chicago

Gauba O P, . 2003. Introduction to political theory. : Macmillan Company of Canada, Toronto.

Harvard

Gauba O. P., . (2003). Introduction to political theory. : Macmillan Company of Canada, Toronto.

MLA

Gauba O P, . Introduction to political theory. : Macmillan Company of Canada, Toronto. 2003.