TY  - BOOK
AU  - Melzak, Z.A.
TI  - Invitation to geometry
SN  - 9780486466262
U1  - 516 
PY  - 2008///
CY  - New York: 
PB  - Dover Publications Inc., 
KW  - Math
KW  - Rolling
KW  - Rotation
KW  - Trigonometry
ER  -