TY  - BOOK
AU  - Sommerville, D.M.Y.
TI  - Analytical conics
U1  - RBS G 516 SOMM 
PY  - 1937///
PB  - G. Bell & Sons
UR  - /cgi-bin/koha/opac-retrieve-file.pl?id=b5612cfd2980d69935767010cb72d414
ER  -