APA (7th ed.) Citation

Valen, F., & Bonsaksen, P. F. Pastorale, op. 34.

Chicago Style (17th ed.) Citation

Valen, Fartein, and Per Fridtjov Bonsaksen. Pastorale, Op. 34.

MLA (9th ed.) Citation

Valen, Fartein, and Per Fridtjov Bonsaksen. Pastorale, Op. 34.

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