Cita APA (7th ed.)
De Velde, T. (1930). Ideal marriage: Its psychology and techniques. Random House Publishers.
Cita Chicago (17th ed.)
De Velde, T.H. Ideal Marriage: Its Psychology and Techniques. New York: Random House Publishers, 1930.
Cita MLA (9th ed.)
De Velde, T.H. Ideal Marriage: Its Psychology and Techniques. Random House Publishers, 1930.
Atenció: Aquestes cites poden no estar 100% correctes.