Coles, P. (2014). 26 Melodic Studies for Guitar: [easy to intermediate] / by Paul Coles. Universal Ed..
Chicago-Zitierstil (17. Ausg.)Coles, Paul. 26 Melodic Studies for Guitar: [easy to Intermediate] / by Paul Coles. Wien: Universal Ed., 2014.
MLA-Zitierstil (8. Ausg.)Coles, Paul. 26 Melodic Studies for Guitar: [easy to Intermediate] / by Paul Coles. Universal Ed., 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.