Diocesan Development Program for Natural Family Planning, Catholic Church. United States Conference of Catholic Bishops. Administrative Committee, Catholic Church. United States Conference of Catholic Bishops, & Diocesan Development Program for Natural Family Planning. (2001). Standards for diocesan natural family planning ministry. United States Conference of Catholic Bishops.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Diocesan Development Program for Natural Family Planning, Catholic Church. United States Conference of Catholic Bishops. Administrative Committee, Catholic Church. United States Conference of Catholic Bishops, và Diocesan Development Program for Natural Family Planning. Standards for Diocesan Natural Family Planning Ministry. Washington, D.C.: United States Conference of Catholic Bishops, 2001.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Diocesan Development Program for Natural Family Planning, et al. Standards for Diocesan Natural Family Planning Ministry. United States Conference of Catholic Bishops, 2001.