Dyfyniad APA
Blum, R., & Roller, D. E. (1982). Electricity, magnetism, and light. Holden-Day.
Dyfyniad Arddull Chicago
Blum, Ronald, and Duane E. Roller. Electricity, Magnetism, and Light. San Francisco: Holden-Day, 1982.
Dyfyniad MLA
Blum, Ronald, and Duane E. Roller. Electricity, Magnetism, and Light. Holden-Day, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.