APA (7th ed.) Citation

Barber, S., & Previn, A. (1961). Four excursions, op. 20. Columbia MS 6239.

Chicago Style (17th ed.) Citation

Barber, Samuel, and Andre Previn. Four Excursions, Op. 20. S.l: Columbia MS 6239, 1961.

MLA (8th ed.) Citation

Barber, Samuel, and Andre Previn. Four Excursions, Op. 20. Columbia MS 6239, 1961.

Warning: These citations may not always be 100% accurate.