TY  - BOOK
AU  - Horacek,Leo
AU  - Lefkoff,Gerald
TI  - Programmed ear training volume 1: Intervals, melody and rhythm
SN  - 0155720260
U1  - 781.424 20
PY  - 1989///
CY  - United States of America
PB  - Harcourt Brace Jovanovich
ER  -