TY  - BOOK
AU  - Besant,W.H.,1828-1917
TI  - Conic Sections: Treated Geometrically and, George Bell and Sons Educational Catalogue
AV  - QA 
PY  - 2009///
PB  - Project Gutenberg
KW  - Conic sections
N1  - Project Gutenberg; Freely available; Electronic text
UR  - http://www.gutenberg.org/etext/29913
UR  - http://www.gutenberg.org/license
ER  -