Textbook of Electrical Technology (Multicolour) by B.L. Theraja (z-lib.org).pdf
A Textbook of Electrical Technology by Theraja B. (z-lib.org).pdf
Basic Electrical Engineering by Kulshreshtha D.C. (z-lib.org).pdf
Hughes Electrical and Electronic Technology by Edward Hughes, John Hiley, Ian McKenzie-Smith, Keith Brown (z-lib.org).pdf