TY  - BOOK
AU  - Parkinson,C.Northcote
AU  - Rustomji,M.K
TI  - Watch your figures
SN  - 9971404427 
U1  - HF/5686.C8 
PY  - 1985///
CY  - Singapore: 
PB  - Federal Publications, 
KW  - Commerce
ER  -