Gaya APA

Cherry, S, H., Moss, D, G. (2004). Understanding Pregnancy and Childbirth (4). Hoboken, New Jersey: John Wiley & Sons.

Gaya MLA

Cherry, Sheldon, H.., Moss, Douglas, G,. "Understanding Pregnancy and Childbirth". 4 Hoboken, New Jersey: John Wiley & Sons, 2004. Text.