APA

Gauba O. P., . (1995). Introduction to political theory. : Macmillan Company of Canada, Toronto.

Chicago

Gauba O P, . 1995. Introduction to political theory. : Macmillan Company of Canada, Toronto.

Harvard

Gauba O. P., . (1995). Introduction to political theory. : Macmillan Company of Canada, Toronto.

MLA

Gauba O P, . Introduction to political theory. : Macmillan Company of Canada, Toronto. 1995.