Cita APA (7a ed.)

Gallico, P. (1904). Six études for pianoforte, op. 23 (Instructive edition.). G. Schirmer.

Cita Chicago Style (17a ed.)

Gallico, Paolo. Six études for Pianoforte, Op. 23. Instructive edition. New York: G. Schirmer, 1904.

Cita MLA (8a ed.)

Gallico, Paolo. Six études for Pianoforte, Op. 23. Instructive edition. G. Schirmer, 1904.