TY  - BOOK
AU  - Herman,StephenL
TI  - Direct current fundamentals / Stephen L Herman - 7thed
SN  - 1418000450/9781418000455
U1  - 62131912HER 
CY  - CliftonPark,NY:ThomsonDelmarLearning,c2007
KW  - Electricengineering--Textbooks Electriccurrents,Direct--Textbooks Electriccircuits--Directcurrent--Textbooks
ER  -