Cita APA (7th ed.)

Meerloo, J. A. M. (1961). That difficult peace. Channel Press.

Cita Chicago (17th ed.)

Meerloo, Joost Abraham Maurits. That Difficult Peace. Great Neck, N. Y: Channel Press, 1961.

Cita MLA (9th ed.)

Meerloo, Joost Abraham Maurits. That Difficult Peace. Channel Press, 1961.