APA (7th ed.) Citation

Karg-Elert, S., Voelker, E., Völker, E., Reuter, A., & Frank, R. (2004). Ultimate organ works. Aeolus.

Chicago Style (17th ed.) Citation

Karg-Elert, Sigfrid, Elke Voelker, Elke Völker, Andrea Reuter, and Robert Frank. Ultimate Organ Works. [S.l.]: Aeolus, 2004.

MLA (9th ed.) Citation

Karg-Elert, Sigfrid, et al. Ultimate Organ Works. Aeolus, 2004.