TY  - BOOK
AU  - Chignell, N.J.
AU  - Chignell, N.J. Fryer, E.H.
TI  - Introduction To Co-ordinate Geometry And Calculus
U1  - B6:23 
PY  - 1933///
CY  - London
PB  - Blackie And Sons.
KW  - B6:23
ER  -