TY  - BOOK
AU  - Spain, Barry
TI  - Analytical conics
SN  - 9780486457734
U1  - 516.152 SPA 
PY  - 2007///
CY  - Mineola, NY
PB  - Dover Publications
KW  - Conic sections
N1  - Originally published: London ; New York : Pergamon Press, 1957, in series: International series of monographs in pure and applied mathematics ; v. 3. Includes index
ER  -