TY  - BOOK
AU  - End, Wolfgang; Gotthardt, Horst & Winkelmann, Rolf
TI  - Software development : manual for the planning, realization, and installation of dp system
SN  - 0-471-26238-2
U1  - 001.6425 End 
PY  - 1983///
CY  - John Wiley & Sons, Chichester
ER  -