TY  - BOOK
AU  - Perry,William E.
TI  - How to test software packages: a step-by-step guide to assuring they do what you want 
AV  - QA76.76.T48 P47 1986
U1  - 005.14 19
PY  - 1986///
CY  - New York
PB  - Wiley
KW  - Computer software
KW  - Testing
N1  - Includes index
ER  -