Columbia subject headings:
Chiesa di Santa Croce (Guastalla, Italy)--Organs.
Organ (Musical instrument)--Italy--Guastalla.
Harvard subject headings:
Chiesa di Santa Croce (Guastalla, Italy)--Organs.
Organ (Musical instrument)--Italy--Guastalla.
Princeton subject headings:
Chiesa di Santa Croce (Guastalla, Italy)--Organs.
Organ (Musical instrument)--Italy--Guastalla.