Steiner Ruth,
Studies in Gregorian Chant / Ruth Steiner
Studies in Gregorian Chant / Ruth Steiner
. - xxa Aldershot xxa-fimyyc Ashgate Publishing Limited yyc-fim, 2000
. - (Variorum Collected Studies Series)
0860787915
História da música
Antiguidade
Canto gregoriano
Rito romano