Columbia subject headings:
Brahms, Johannes, 1833-1897. Sonatas, op. 120. No. 1.
Harvard subject headings:
Brahms, Johannes, 1833-1897. Sonatas, clarinet, piano, op. 120, no. 1, F minor.
Brahms, Johannes, 1833-1897. Sonatas, op. 120. No. 1
Princeton subject headings:
Brahms, Johannes, 1833-1897. Sonatas, op. 120. No. 1