TY  - BOOK
AU  - "Constantine, Larry L."
AU  - "Lockwood, Lucy A.D."
TI  - Software for use: a practical guide to the models and methods of usage centered design
SN  - 0-201-92478-1
U1  - 005.72 
PY  - 1999///
CY  - U.S.A.
PB  - Addison Wesley
ER  -