Παραπομπή σε μορφή APA (7η εκδ.)

Greenberg, M. T., Cicchetti, D., & Cummings, E. M. (1990). Attachment in the preschool years: Theory, research, and intervention. University of Chicago Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Greenberg, Mark T., Dante Cicchetti, και E. Mark Cummings. Attachment in the Preschool Years: Theory, Research, and Intervention. Chicago: University of Chicago Press, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Greenberg, Mark T., et al. Attachment in the Preschool Years: Theory, Research, and Intervention. University of Chicago Press, 1990.