TY  - GEN
AU  - Toft, Louis.
TI  - Practical mathematics: a textbook covering the syllabus of the B. SC. examinations in this subject and suitable for advanced classes in technical colleges,
U1  - 510,TOF 
PY  - 1931///
CY  - London, New York [etc.]  .
PB  - Sir I. Pitman & sons, ltd.
KW  - Practical mathematics
ER  -