Columbia subject headings:
Church music--United States--Bibliography.
Hymns, English--Bibliography.
Hymns, German--Bibliography.
Psalmody--United States--Bibliography.
Harvard subject headings:
Church music--United States--Bibliography.
Hymns, English--United States--Bibliography.
Princeton subject headings:
Church music--United States--Bibliography.
Hymns, English--Bibliography.
Hymns, German--Bibliography.