TY  - BOOK
AU  - Sparkes, John
TI  - MODELLING IN TECHNOLOGY
U1  - 604 
PY  - 1976///
CY  - Milton Keynes
PB  - Open University Press
KW  - Engineering Drawings
KW  - Mechanical Drawings
N1  - Prepared For The Open University, The Technology Foundation Course Team
ER  -