TY  - BOOK
AU  - Gill,Tyson
TI  - Planning smarter: creating blueprint-quality software specifications 
SN  - 0-13-065414-0
AV  - QA76.76 .D47 G55
PY  - 2002///
CY  - Upper Saddle River, N. J.
PB  - Prentice Hall
N1  - Incluye bibliografia
ER  -