Columbia subject headings:
Basilica di S. Giovanni in Laterano.
Basilica di San Pietro in Vaticano.
Basilicas--Italy--Rome.
Church architecture--Italy--Rome.
Liturgy and architecture--History.
Santa Maria Maggiore (Church : Rome, Italy)
Worship--History.
Harvard subject headings:
Basilica di S. Giovanni in Laterano.
Basilica di San Pietro in Vaticano.
Basilicas--Italy--Rome.
Church architecture--Italy--Rome.
Liturgy and architecture--History.
Santa Maria Maggiore (Church : Rome, Italy)
Worship--History
Princeton subject headings:
Basilica di S. Giovanni in Laterano.
Basilica di San Pietro in Vaticano.
Basilicas--Italy--Rome--History.
Church architecture--Italy--Rome--History.
Liturgy and architecture--Italy--Rome--History.
Santa Maria Maggiore (Church : Rome, Italy)
Worship--History.