Columbia subject headings:
Catholic Church--Clergy.
Giussani, Luigi.
Religious educators--Italy.
Theologians--Italy.
Theology.
Harvard subject headings:
Catholic Church--Clergy.
Giussani, Luigi
Religious educators--Italy.
Theologians--Italy--Biography.
Theologians--Italy.
Theology.
Princeton subject headings:
Catholic Church--Clergy.
Giussani, Luigi.
Religious educators--Italy.
Theologians--Italy.
Theology.