Declercq, E. R., Sakala, C., Corry, M. P., & Applebaum, S. (2007). Listening to Mothers II: Report of the Second National U.S. Survey of Women's Childbearing Experiences: Conducted January–February 2006 for Childbirth Connection by Harris Interactive® in partnership with Lamaze International. Lamaze International.

Declercq, Eugene R., Carol Sakala, Maureen P. Corry, a Sandra Applebaum. Listening to Mothers II: Report of the Second National U.S. Survey of Women's Childbearing Experiences: Conducted January–February 2006 for Childbirth Connection By Harris Interactive® in Partnership With Lamaze International. Lamaze International, 2007.

Declercq, Eugene R., Carol Sakala, Maureen P. Corry, a Sandra Applebaum. Listening to Mothers II: Report of the Second National U.S. Survey of Women's Childbearing Experiences: Conducted January–February 2006 for Childbirth Connection By Harris Interactive® in Partnership With Lamaze International. Lamaze International, 2007.