Παραπομπή σε μορφή APA (7η εκδ.)

De Vries, R. G. (2001). Birth by design: Pregnancy, maternity care, and midwifery in North America and Europe. Routledge.

Παραπομπή σε μορφή Chicago (17η εκδ.)

De Vries, Raymond G. Birth by Design: Pregnancy, Maternity Care, and Midwifery in North America and Europe. New York: Routledge, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

De Vries, Raymond G. Birth by Design: Pregnancy, Maternity Care, and Midwifery in North America and Europe. Routledge, 2001.