Παραπομπή σε μορφή APA (7η εκδ.)

Nelson, S. M. (1974). Two in one for two violins: Violin duets in the first finger pattern (Partitur.). Boosey & Hawkes.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nelson, Sheila M. Two in One for Two Violins: Violin Duets in the First Finger Pattern. Partitur. London: Boosey & Hawkes, 1974.

Παραπομπή σε μορφή MLA (8th εκδ.)

Nelson, Sheila M. Two in One for Two Violins: Violin Duets in the First Finger Pattern. Partitur. Boosey & Hawkes, 1974.