Cita APA (7th ed.)

Sullivan, D. A., & Weitz, R. (1988). Labor pains: Modern midwives and home birth. Yale University Press.

Cita Chicago (17th ed.)

Sullivan, Deborah A., i Rose Weitz. Labor Pains: Modern Midwives and Home Birth. New Haven: Yale University Press, 1988.

Cita MLA (9th ed.)

Sullivan, Deborah A., i Rose Weitz. Labor Pains: Modern Midwives and Home Birth. Yale University Press, 1988.