Engineering : civil and mechanical engineering /
Engineering : civil and mechanical engineering /
English Language Services,Inc.,consultant Paul koch.
- New York,NY : Macmillan Publishing Company, 1984.
- 117 p. : ill.
- Macmillan career english. .
0029736609
44041782
Civil engineering.
Mechanical engineering.
0029736609
44041782
Civil engineering.
Mechanical engineering.