TY  - BOOK
AU  - Howes,Vernon E.
TI  - Essentials of Mathematics : Precalculus I: a programmed text ; Algebra I 
SN  - 047141736X
U1  - 512 H859 1975 
PY  - 1975///
CY  - New York
PB  - John Wiley and Sons, Inc.
KW  - Algebra
N1  - Includes index
ER  -