APA (7th ed.) Zitazioa

Pischna, J. (1967). Technical studies sixty progressive exercises, containing studies on trills, scales, chords, passages and arpeggios for the piano. G. Schirmer.

Chicago Style (17th ed.) Zitazioa

Pischna, Johann. Technical Studies Sixty Progressive Exercises, Containing Studies on Trills, Scales, Chords, Passages and Arpeggios for the Piano. Milwaukee: G. Schirmer, 1967.

MLA (9th ed.) Zitazioa

Pischna, Johann. Technical Studies Sixty Progressive Exercises, Containing Studies on Trills, Scales, Chords, Passages and Arpeggios for the Piano. G. Schirmer, 1967.