APA

Watkins F., . (1948). The political tradition of the west. Cambridge, Mass: Harvard Univ. Press.

Chicago

Watkins Frederick, . 1948. The political tradition of the west. Cambridge, Mass: Harvard Univ. Press.

Harvard

Watkins F., . (1948). The political tradition of the west. Cambridge, Mass: Harvard Univ. Press.

MLA

Watkins Frederick, . The political tradition of the west. Cambridge, Mass: Harvard Univ. Press. 1948.