Dyfyniad APA
Grant, I. S., & Phillips, W. R. (1990). Electromagnetism (2nd ed.). Wiley.
Dyfyniad Arddull Chicago
Grant, I. S., and W. R. Phillips. Electromagnetism. 2nd ed. Chichester [England] ; New York: Wiley, 1990.
Dyfyniad MLA
Grant, I. S., and W. R. Phillips. Electromagnetism. 2nd ed. Wiley, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.