000 00302nam a2200109Ia 4500
008 170707s9999 xx 000 0 und d
050 _a784 Ste47
100 _a"Stevans, Geargia"
245 0 _aSurprises in sound..modulation with a Gregorian chant supplement
260 _c1939
942 _2lcc
_cBK
_kCirc.
999 _c15536
_d15536