Cita APA (7th ed.)
Fromm, E. (1960). The fear of freedom. Routledge and kegan paul.
Cita Chicago (17th ed.)
Fromm, Erich. The Fear of Freedom. London: Routledge and kegan paul, 1960.
Cita MLA (9th ed.)
Fromm, Erich. The Fear of Freedom. Routledge and kegan paul, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.