Dyfyniad APA
Ward, R. P. (1960). Introduction to electrical engineering (3rd ed.). prentice Hall.
Dyfyniad Arddull Chicago
Ward, Robert P. Introduction to Electrical Engineering. 3rd ed. Englewood Cliffs, N.J. ; New Delhi: prentice Hall, 1960.
Dyfyniad MLA
Ward, Robert P. Introduction to Electrical Engineering. 3rd ed. prentice Hall, 1960.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.