Cita APA (7th ed.)

Dragon, W., & Duck, S. (2005). Understanding research in personal relationships: A text with readings. Sage.

Cita Chicago (17th ed.)

Dragon, William, i Steve Duck. Understanding Research in Personal Relationships: A Text with Readings. London: Sage, 2005.

Cita MLA (9th ed.)

Dragon, William, i Steve Duck. Understanding Research in Personal Relationships: A Text with Readings. Sage, 2005.