Garcia, G. (1995). Mel Bay presents 25 etudes esquisses for guitar. Mel Bay Publications.
Lua i Stíl Chicago (17ú heag.)Garcia, Gerald. Mel Bay Presents 25 Etudes Esquisses for Guitar. Pacific, Mo: Mel Bay Publications, 1995.
Lua MLA (9ú heag.)Garcia, Gerald. Mel Bay Presents 25 Etudes Esquisses for Guitar. Mel Bay Publications, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.