APA (7th ed.) Citation

Gruber, H. K. (1995). Cello concerto (1989) for cello and ensemble (or small orchestra). Boosey & Hawkes.

Chicago Style (17th ed.) Citation

Gruber, H. K. Cello Concerto (1989) for Cello and Ensemble (or Small Orchestra). London ; New York: Boosey & Hawkes, 1995.

MLA (9th ed.) Citation

Gruber, H. K. Cello Concerto (1989) for Cello and Ensemble (or Small Orchestra). Boosey & Hawkes, 1995.