(24 Duets For Grade 3-4 Musicians). Arranged by Halferty. For 2 Bb Clarinets. Grade 3-4. Published by Kendor Music Inc

Easy Instrumental Duets. Composed by Various. Arranged by Mark Phillips. Easy Instrumental Duets. Duet, Christmas. Softcover. 48 pages. Published by Hal Leonard

Holiday Songs from Around the World. Arranged by William Ryden. For B-Flat Clarinet, Bass Clarinet. Mixed Instruments - Flexible Instrumentation. Book. 24 pages. Published by Alfred Publishing.