APA (7th ed.) Citation

Nilsson, B. (1968). For strings only: Opus 1. Wilhelm Hansen [a. o.].

Chicago Style (17th ed.) Citation

Nilsson, Bo. For Strings Only: Opus 1. København [a. o.]: Wilhelm Hansen [a. o.], 1968.

MLA (8th ed.) Citation

Nilsson, Bo. For Strings Only: Opus 1. Wilhelm Hansen [a. o.], 1968.