TY  - BOOK
AU  - Johnson,J.Richard
TI  - Schematic diagrams: the basics of interpretation and use 
SN  - 0790610590
PY  - 1994///
CY  - Indianapolis, IN
PB  - Prompt Publications
KW  - Electronics
KW  - Notation
KW  - Charts, diagrams, etc
N1  - Includes index
ER  -