柯蒂斯 & 舒勒. (2009). 宝宝52周完全手册: Your baby's first year week by week. 新世界出版社.
Chicago Style (17th ed.) Citation柯蒂斯 i 舒勒. 宝宝52周完全手册: Your Baby's First Year Week by Week. 新世界出版社, 2009.
Cita MLA柯蒂斯 i 舒勒. 宝宝52周完全手册: Your Baby's First Year Week by Week. 新世界出版社, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.