APA (7th ed.) Citation

Bergier, N., & Jost, E. (1970). La musique speculative. Volk.

Chicago Style (17th ed.) Citation

Bergier, Nicolas, and Ekkehard Jost. La Musique Speculative. Köln: Volk, 1970.

MLA (9th ed.) Citation

Bergier, Nicolas, and Ekkehard Jost. La Musique Speculative. Volk, 1970.