TY  - BOOK
AU  - Villegas, Bernardo M.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 9711170663 (paperback)
SN  - 2
PY  - 1993///.46
CY  - Manila, Philippines
PB  - Sinag-tala, Publishers, Inc
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - Includes index; 5
ER  -