TY  - BOOK
AU  - Stevens Mary Elizabets.
TI  - Automatic indexing :  A state of the art report
T2  - U,s Commercs Department of National bureau of standards monography; 91
U1  - 2;97:(D65,8), K5 (PD) 
PY  - 1965///
CY  - Washington
PB  - National Bureau of standreds    
KW  - LIBRARY SCIENCE
ER  -