TY  - BOOK
AU  - Gelʹfand,I.M.
AU  - Saul,Mark E.
TI  - Trigonometry
SN  - 0817639144 (alk. paper)
AV  - QA533 .G45 2001
U1  - 516.24/2 21
PY  - 2001///
CY  - Boston
PB  - Birkhäuser
KW  - Plane trigonometry
UR  - http://www.loc.gov/catdir/enhancements/fy0812/99032245-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0812/99032245-t.html
ER  -