Salkeld, R. (1956). For the Left Hand: Teaching pieces for descant recorder and piano / by Robert Salkeld. Schott.
Chicago-viite (17. p.)Salkeld, Robert. For the Left Hand: Teaching Pieces for Descant Recorder and Piano / by Robert Salkeld. London: Schott, 1956.
MLA-viite (8. p.)Salkeld, Robert. For the Left Hand: Teaching Pieces for Descant Recorder and Piano / by Robert Salkeld. Schott, 1956.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.