Cita APA (7th ed.)
ebrary, Inc, & Brown, S. S. (1988). Prenatal care: Reaching mothers, reaching infants. National Academy Press.
Cita Chicago (17th ed.)
ebrary, Inc, i Sarah S. Brown. Prenatal Care: Reaching Mothers, Reaching Infants. Washington, D.C.: National Academy Press, 1988.
Cita MLA (9th ed.)
ebrary, Inc, i Sarah S. Brown. Prenatal Care: Reaching Mothers, Reaching Infants. National Academy Press, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.