Dyfyniad APA

Staber, E. (1987). Approach to testing and maintaining telephone exchanges and networks. Standard Telephone und Radio AG.

Dyfyniad Arddull Chicago

Staber, E. Approach to Testing and Maintaining Telephone Exchanges and Networks. Zurich, Switzerland: Standard Telephone und Radio AG, 1987.

Dyfyniad MLA

Staber, E. Approach to Testing and Maintaining Telephone Exchanges and Networks. Standard Telephone und Radio AG, 1987.

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