Cita APA (7a ed.)

Sor, F. (1950). Seven various short pieces, for the guitar. Belwin Mills.

Cita Chicago Style (17a ed.)

Sor, Fernando. Seven Various Short Pieces, for the Guitar. Melville, New York: Belwin Mills, 1950.

Cita MLA (8a ed.)

Sor, Fernando. Seven Various Short Pieces, for the Guitar. Belwin Mills, 1950.