E., J., D. et al.(1990).Basic electric circuit analysis / David E. Johnson, John L. Hilburn, Johnny R. Johnson (Ed.ke-4).:Prentice Hall.
Gaya MLA
Johnson, David, E.. et al."Basic electric circuit analysis / David E. Johnson, John L. Hilburn, Johnny R. Johnson".Ed.ke-4:Prentice Hall,1990.Textbook.