May, W. E. (2001). Catholic sexual ethics. Catholic Information Service, Knights of Columbus Supreme Council.
Chicagoスタイル(17版)引用形式May, William E. Catholic Sexual Ethics. New Haven, CT: Catholic Information Service, Knights of Columbus Supreme Council, 2001.
MLA(8版)引用形式May, William E. Catholic Sexual Ethics. Catholic Information Service, Knights of Columbus Supreme Council, 2001.
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