Dyfyniad APA

Marcus, W., & Levy, A. (1967). Elements of radio servicing (3rd ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Marcus, William, and Alex Levy. Elements of Radio Servicing. 3rd ed. New York: McGraw-Hill, 1967.

Dyfyniad MLA

Marcus, William, and Alex Levy. Elements of Radio Servicing. 3rd ed. McGraw-Hill, 1967.

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