TY  - BOOK
AU  - Harder, Paul O.
TI  - Harmonic materials in tonal music: a programmed course 
U1  - M 781.3077  
PY  - 1974///
CY  - Boston
PB  - Allyn and Bacon
KW  - Harmony
KW  - Composition (Music)
N1  - Includes index. "Part 1". -- Title page
ER  -