TY  - BOOK
AU  - Levy,Lawrence S.
TI  - Trigonometry with calculators
SN  - 0023704500
PY  - 1983///
CY  - New York
PB  - Macmillan
KW  - Trigonometry
KW  - Calculating
KW  - machines
N1  - Includes index
ER  -