APA

Wolff R. P., . (1970). In defense of anarchism. New York: Harper & Row.

Chicago

Wolff Robert Paul, . 1970. In defense of anarchism. New York: Harper & Row.

Harvard

Wolff R. P., . (1970). In defense of anarchism. New York: Harper & Row.

MLA

Wolff Robert Paul, . In defense of anarchism. New York: Harper & Row. 1970.