TY  - BOOK
AU  - Semler,Eric George
TI  - Advancing technologies
SN  - 0852983468 :
AV  - T185 .A38
U1  - 620 
PY  - 1977///
CY  - London, New York
PB  - Mechanical Engineering Publications
KW  - Technology
N1  - Includes bibliographies and index
ER  -