Παραπομπή APA

Douglas, J. D. (1970). Freedom and Tyranny: Social Problems in a Techniology Society. Alfred. A. Knopf.

Παραπομπή Chicago Style

Douglas, Jack D. Freedom and Tyranny: Social Problems in a Techniology Society. New York: Alfred. A. Knopf, 1970.

Παραπομπή MLA

Douglas, Jack D. Freedom and Tyranny: Social Problems in a Techniology Society. Alfred. A. Knopf, 1970.