TY  - BOOK
AU  - Knott, C.G.
AU  - Knott, C.G.
TI  - Practical mathematics
U1  - 516.62 
CY  - Edinburgh
PB  - W&R chambers limited
KW  - MCE
N1  - 0; 0; 0; 516_620000000000000_KNO
ER  -