Citazione Stile APA (7a Edizione)

Almeida, L. (1957). Guitar Tutor: An up-to-date classic guitar method (6th printing.). Criterion Music Corp..

Citazione stile Chigago Style (17a edizione)

Almeida, Laurindo. Guitar Tutor: An Up-to-date Classic Guitar Method. 6th printing. Lynbrook, USA: Criterion Music Corp., 1957.

Citatione MLA (8a ed.)

Almeida, Laurindo. Guitar Tutor: An Up-to-date Classic Guitar Method. 6th printing. Criterion Music Corp., 1957.