Published music scores - instrumental music example (MLA 5.7.5)
Music scores are cited in the same way as books.
Composer Last Name, Composer First Name. Title of score. Edition, arranged for <instruments> by Name of Arranger, edited by Name of Editor, Publisher, Date of Publication, location.
Handel, G. F. Trio Sonata No. 1. Arranged for 2 alto saxophones by Himie Voxman and Richard Hervig. 1733. San Antonio, TX: Southern Music, 1989. Print.
Thomas, Augusta Read. Incantation: For Solo Viola. G. Schirmer, 2006.
Beethoven, Ludwig van. String Quartet in B Flat Major Op. 18 No. 6. Universal Edition, edited by E. F. Kalmus, 1937. IMSLP, imslp.org/wiki/Special:ReverseLookup/90199.
Schubert, Franz. “Gefrorne Träanen.” Winterreise, Op. 89 (High Voice), by Franz Schubert, Urtext of the New Schubert Edition, edited by Walther Durr, Bärenreiter, 2009, pp. 8–9.