MLA

Bonge, Dale Jay. The Theory and Practice of Measure In Medieval Polyphony to the Ars Nova. Michigan: University microfilms international, 1984.

APA

Bonge, D. Jay. (1984). The theory and practice of measure in medieval polyphony to the ars nova. Michigan: University microfilms international.

Chicago

Bonge, Dale Jay The Theory and Practice of Measure In Medieval Polyphony to the Ars Nova. Michigan: University microfilms international, 1984.