Most books on choral subjects will have the classification prefix "MT." Books about conducting and organizations will be found in range "MT36-89"; books about singing and voice culture will be found in range "MT820-893"; and books relating to choral techniques for children's choirs will be found in range "MT898-949."
American Oratorios and Cantatas: A Catalog of Works Written in the United States from Colonial Times to 1985 / T.J. Dox, comp.
ML 128 .O45 D7 1986 v.1-2
Catalog of the American Music Center Library / Karen McNerney Famera, ed.
ML 120 .U5 A47 v.2
Catalogue of Choral Music Arranged in Biblical Order / J. Laster, comp.
OVERSIZE ML 128 .C54 L4 1983
A Checklist of Twentieth-Century Choral Music for Male Voices / K. Roberts.
ML 128 .V7 R6
The Choirmaster's Guide: Lists of Anthems, Solos, Services, Cantatas, Classified and Tested / H.W. Thompson
ML 128 .V7 T45
Choral Music by African American Composers: A Selected, Annotated Bibliography.
REF ML 128 .C48 W5 1996
Choral Music for Women's Voices: An Annotated Bibliography of Recommended Works / C.C. Burnsworth.
REF ML 128 .V7 B87
Choral Music in Print. 1974 / T.R. Nardone
OVERSIZE ML 128 .V7 N33 v.1-2
A Conductor's Guide to Nineteenth-Century Choral-Orchestral Works / J.D. Green.
ML 128 .C48 G73 2008
An Index to Das Chorwerk / M. Ochs
ML 128 .V7 O3
The Hymn Tune Index: A Census of English-Language Hymn Tunes in Printed Sources from 1535 to 1820 / N. Temperley.
REF ML 128 .H8 T46 1998 v.1-4
Music for the Protestant Church Choir: A Descriptive and Classified List of Worship Material / D. Steere
ML 128 .V7 S84
Original Music for Men's Voices: A Selected Bibliography / W. Tortolano
ML 128 .V7 T66 1981
Twentieth-Century Choral Music: An Annotated Bibliography of Music Suitable for use by High School Choirs.
ML 128 .C48 W53 1982
American Choral Review (2006-present online)
American Music Teacher (2003-present online)
Choral Journal (1995-present, 2007-present online)
Contributions to Music Education (Ohio Music Education Assoc.) (1972-present)
Journal of Research in Music Education (1992-2003, 1953-present online)
Journal of Singing (1997-2003, 2002-present online)
Music Educator's Journal (1936-2003, 1934-present online)
The Voice of Chorus America (2006-present online)