TY  - BOOK
AU  - Perlis,Alan J.
AU  - Sayward,Frederick
AU  - Shaw,Mary
TI  - Software metrics: an analysis and evaluation 
T2  - The MIT press series in computer science
SN  - 9780262512817
U1  - 001.6425 22
PY  - 1981///
CY  - Cambridge, Mass.
PB  - MIT Press
KW  - Software measurement
N1  - Includes index; Bibliography: p. [263]-399
ER  -