APA

Curtis M., . (1965). The great political theories. Estados Unidos: Avon Library Book.

Chicago

Curtis Michael, . 1965. The great political theories. Estados Unidos: Avon Library Book.

Harvard

Curtis M., . (1965). The great political theories. Estados Unidos: Avon Library Book.

MLA

Curtis Michael, . The great political theories. Estados Unidos: Avon Library Book. 1965.