Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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