Maitland, S. (1980). The languages of love. Doubleday.
Cita Chicago Style (17a ed.)Maitland, Sara. The Languages of Love. Garden City, N.Y.: Doubleday, 1980.
Cita MLA (8a ed.)Maitland, Sara. The Languages of Love. Doubleday, 1980.
Precaución: Estas citas no son 100% exactas.