APA (7th ed.) Citation

Schmidt, F., Zemlinsky, A. v., & Javorský, I. (1999). Orchestral works. Opus.

Chicago Style (17th ed.) Citation

Schmidt, Franz, Alexander von Zemlinsky, and Igor Javorský. Orchestral Works. Bratislava: Opus, 1999.

MLA (9th ed.) Citation

Schmidt, Franz, et al. Orchestral Works. Opus, 1999.