TY  - BOOK
AU  - James Gehrmann
AU  - Thomas Lester
TI  - Trigonometry
U1  - 516.24 
CY  - London
PB  - Books for professional, Harcourt Brace Jovanovich.
KW  - MCE
N1  - 0; 0; 0; 516_240000000000000_GEH
ER  -