Blake, T. (1995). Enduring issues in psychology. Greenhaven Press.
Cita Chicago (17th ed.)Blake, Toni. Enduring Issues in Psychology. San Diego: Greenhaven Press, 1995.
Cita MLA (9th ed.)Blake, Toni. Enduring Issues in Psychology. Greenhaven Press, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.