TY  - BOOK
AU  - Pahl,G.
AU  - Beitz,Wolfgang
TI  - Engineering design: a systematic approach 
SN  - 085072239x (pbk.)
PY  - 1988///
CY  - London
PB  - The Design Council
KW  - Engineering design
N1  - Includes index; Includes bibliographical references
ER  -