TY  - BOOK
AU  -  Eberts ,Ray E. (ed) & Eberts , Cindley G. (ed)
TI  - Trends in ergonomics: human  factors II
SN  - 0 444 87751 7
U1  - 620.82 Ebe/Ebe 
PY  - 1991///
CY  - Elevier science publishers B.V., Amsterdam
ER  -