Dyfyniad APA

Gerbert, K. L. (1977). National electrical code blueprint reading. American Technical Society.

Dyfyniad Arddull Chicago

Gerbert, Kenneth L. National Electrical Code Blueprint Reading. Chicago: American Technical Society, 1977.

Dyfyniad MLA

Gerbert, Kenneth L. National Electrical Code Blueprint Reading. American Technical Society, 1977.

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