Catholic Church. National Conference of Catholic Bishops & United States Catholic Conference. (1971). Study on priestly life and ministry: Summaries of the ad hoc bishops' subcommittees on history, sociology, psychology. National Conference of Catholic Bishops.
Chicago (17e ed.) BronvermeldingCatholic Church. National Conference of Catholic Bishops en United States Catholic Conference. Study on Priestly Life and Ministry: Summaries of the Ad Hoc Bishops' Subcommittees on History, Sociology, Psychology. Washington: National Conference of Catholic Bishops, 1971.
MLA (8e ed.) BronvermeldingCatholic Church. National Conference of Catholic Bishops en United States Catholic Conference. Study on Priestly Life and Ministry: Summaries of the Ad Hoc Bishops' Subcommittees on History, Sociology, Psychology. National Conference of Catholic Bishops, 1971.