Music Sales America. Scales and Reference. Reference book (softcover). With standard notation, bass tablature, fingerings and fretboard diagrams. 175 pages. Music Sales #AM942084. Published by Music Sales (HL.14003577)….

Omnibus Press. Scales and Reference. Reference book (softcover). With glossary of musical terms and introductory text. 256 pages. G. Schirmer #GS10018. Published by G. Schirmer (HL.14033441)….