Columbia subject headings:
Gotthard, J. P., 1839-1919.
J.P. Gotthard (Firm)
Music--Austria--Bibliography--Catalogs.
Harvard subject headings:
Gotthard, J. P., 1839-1919.
J.P. Gotthard (Firm)--Bibliography.
Music--Bibliography--Catalogs
Publishers' catalogs--Austria
Princeton subject headings:
Catalogs.
Gotthard, J. P., 1839-1919.
J. P. Gotthard (Firm)
Music--Bibliography--Catalogs.
Publishers' catalogs--Austria--Vienna.