TY  - GEN
AU  - Hall, Henry Sinclair,
AU  - Knight,Samuel Ratcliffe
TI  - Elementary algebra for schools: Containing a full treatment of graphs
AV  - QA157 
PY  - 1952///
CY  - London
PB  - Macmillan And Co.
KW  - Algebra
KW  - Problems exercises etc
N1  - Includes answers.
ER  -