TY  - BOOK
AU  - Toft, Louis
AU  - Mckay, A. D. D.
TI  - Practical mathamatics Vol.2
U1  - 510   
PY  - 1962///
CY  - London
PB  - Sir Issac pitman and sons Ltd.
KW  - Mathematics
KW  - Practical mathematics
ER  -