For Cello. By Doris Gazda; Larry Clark. Arranged by Doris Gazda; Larry Clark. String duet. For Cello. Progressive Duets, 1. Classical. Student Book. 32 pages. Published by Carl Fischer.
Level: Easy to Medium.

Progressive Duets for Cello, Vol. 2 by Larry Clark Various. Arranged by Doris Gazda Larry Clark. For Cello I and II. Standard notation. Published by Carl Fischer

(31 Duets That Can Be Played by Any Combination of String Instruments). By Larry Clark. Arranged by Larry Clark. For cello. Part book (softcover). Published by Carl Fischer

(For Strings - Cello Book). By Larry Clark. Arranged by Doris Gazda Larry Clark. For 2 Cello, Compatible with Bf50, Bf51, Bf53. 32 pages. Published by Carl Fischer