http://www.pitzer.edu/academics/faculty/zuckerman/Ath-Chap-u...
http://www.norc.org/PDFs/Beliefs_about_God_Report.pdf
http://www.pitzer.edu/academics/faculty/zuckerman/Ath-Chap-u...
http://www.norc.org/PDFs/Beliefs_about_God_Report.pdf