TY  - BOOK
AU  - OWLER, L.W.J
TI  - Wheldon's Costing Simplified: Wheldon's Costing Simplified, London : Macdonald & Evans, 1944
U1  - 657.4 
PY  - 1944///
CY  - London
PB  - Macdonald & Evans
ER  -