TY  - BOOK
AU  - Deepak Lal
AU  - Heap, A.
TI  - Men or machines: a study of labour-capital substitution in road construction in the Philippines
SN  - 9221017206
U1  - 338.4762409599 
PY  - 1978///
CY  - Geneva
PB  - International Labour Office
KW  - Labour Economics
KW  - Economics
KW  - Production
ER  -