APA

Brecht A., . (1959). Political theory: the foundations of twentieth-century political thought. Princeton, N.J: Princeton University Press.

Chicago

Brecht Arnold, . 1959. Political theory: the foundations of twentieth-century political thought. Princeton, N.J: Princeton University Press.

Harvard

Brecht A., . (1959). Political theory: the foundations of twentieth-century political thought. Princeton, N.J: Princeton University Press.

MLA

Brecht Arnold, . Political theory: the foundations of twentieth-century political thought. Princeton, N.J: Princeton University Press. 1959.