{\rtf1\ansi\deff0\deftab360 {\fonttbl {\f0\fswiss\fcharset0 Arial} {\f1\froman\fcharset0 Times New Roman} {\f2\fswiss\fcharset0 Verdana} {\f3\froman\fcharset2 Symbol} } {\colortbl; \red0\green0\blue0; } {\info {\author Biblio}{\operator }{\title Biblio RTF Export}} \f1\fs24 \paperw11907\paperh16839 \pgncont\pgndec\pgnstarts1\pgnrestart Cyrus, Cynthia J. 1991. Review: Barbera, Andr\'e9 (ed.), Music Theory and Its Sources: Antiquity and the Middle Ages (Notre Dame Conferences in Medieval Studies 1), Notre Dame, Ind.: Notre Dame University Press, 1990, xiv + 319 pp.\par \par }