TY  - BOOK
AU  - Lawrence, F.C
AU  - Humphreys, E.V
TI  - Marginal costing/2e
U1  - 658.155 2 
PY  - 1967///
CY  - London
PB  - Macdonald & Evans
KW  - Marginal cost
KW  - Accounts
ER  -