Allen, Michael, Gillespie, Robert, & Hayes, Pamela Tellejohn: Essential Technique for Strings - Intermediate Technique Studies (bass), classical, string method, classroom, individual study, Hal Leonard (868007), printed sheet music, notes.
Essential Technique for Strings is a book of studies to help the intermediate player develop the skills necessary for playing in an orchestra. Its flexible sequence allows you to choose pages from the three major sections: higher positions and shifting, keys and scales, and bowings and special techniques.