TY  - BOOK
AU  - Haberl, Francis Xavier
AU  - Haberl,Francis Xavier
TI  - A Theoretical and Practical Manual of Gregorian Chant
U1  - F15.3 
PY  - 1877///
CY  - New York
PB  - Ratisbon
N1  - includes index and biblioraphy
ER  -