Dyfyniad APA

Pugh, E. M., & Pugh, E. W. (1970). Principles of electricity and magnetism (Ed.2.). Addison - Wesley.

Dyfyniad Arddull Chicago

Pugh, Emerson M., and Emerson W. Pugh. Principles of Electricity and Magnetism. Ed.2. London: Addison - Wesley, 1970.

Dyfyniad MLA

Pugh, Emerson M., and Emerson W. Pugh. Principles of Electricity and Magnetism. Ed.2. Addison - Wesley, 1970.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.