周慧婷. (2008). 好孕自然来: Tina's guide for healthy pregnancy. 上海科学普及出版社.
Chicago Style (17th ed.) Citation周慧婷. 好孕自然来: Tina's Guide for Healthy Pregnancy. 上海科学普及出版社, 2008.
Cita MLA周慧婷. 好孕自然来: Tina's Guide for Healthy Pregnancy. 上海科学普及出版社, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.