APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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