By Robert Frost. Edited by Gerald Fischbach. (String Coll/Study). orchestra method. Level: Intermediate. Music book. Published by Neil A. Kjos Music Company.

Essential Elements 2000 for Strings. By Pamela Tellejohn Hayes, Michael Allen, Robert Gillespie. Essential Elements String Method. Softcover with CD. 149 pages. Published by Hal Leonard.

(A Comprehensive String Method) Written by Brenda Mitchell, Joanne Erwin, Kathleen Horvath, Robert D McCashin. Instructional book and accompaniment CD for violin. Series: New Directions for Strings. 56 pages. Published by The FJH Music Company Inc.