A linear approach for 4-, 5- and 6- string bass by Gary Willis. A comprehensive source for learning the theory and geometry of the bass fingerboard.
| Instrument | Bas Gitarr(med Akkord Symboler) |
| Typ (fx Lärobok, samling m.m.) | Spelskole/Lärobok |
| Niveau | Medium |
| Sidor | 72 |
| Media | CD, Noter |
| Serie | Bass Builders |
| Publisher/Producent | Hal Leonard, Hal Leonard Europe |
| Språk | Engelska |
| ISBN | 9780793560431 |
| UPC | 0073999950434 |