ebrary, Inc, & Boileau, D. A. (1998). Principles of Catholic social teaching. Marquette University Press.
芝加哥风格引文ebrary, Inc, 与 David A. Boileau. Principles of Catholic Social Teaching. Milwaukee, Wis.: Marquette University Press, 1998.
MLA引文ebrary, Inc, 与 David A. Boileau. Principles of Catholic Social Teaching. Marquette University Press, 1998.
警告：这些引文格式不一定是100％准确.