Dyfyniad APA

Ryder, R. A. (1980). engineers' computer hand book. Thomas Telford.

Dyfyniad Arddull Chicago

Ryder, R A. Engineers' Computer Hand Book. London: Thomas Telford, 1980.

Dyfyniad MLA

Ryder, R A. Engineers' Computer Hand Book. Thomas Telford, 1980.

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