TY  - BOOK
AU  - Ambrose, William G.
TI  - Trignometry :  : a functional approach 
SN  - 0-675-08991-3
U1  - 516.24 
PY  - 1973///p
CY  - Ohio
PB  - BELL & HOWELL COMPANY
KW  - a functional approach
N1  - Includes Index
ER  -