MLA

Hirs, Rozalie, and Bob Gilmore. Contemporary Compositional Techniques and Openmusic. Paris: Delatour, 2009.

APA

Hirs, R., & Gilmore, B. (2009). Contemporary Compositional Techniques and Openmusic. Paris: Delatour.

Chicago

Hirs, Rozalie ed., and Bob Gilmore ed. Contemporary Compositional Techniques and Openmusic. Paris: Delatour, 2009.