TY  - BOOK
AU  - Barfield,Lon
TI  - User interface concepts and design
SN  - 0201544415
U1  - 001.642 
PY  - 1993///
CY  - California
PB  - Addison-Wesley Publishing
KW  - Computer science
N1  - Includes index; Bibliography: p.335-345
ER  -