Dyfyniad APA

TRI FONOV,TRI FONOV. (1982). CHEMOICAL ELEMNTS-HOW THEY WERE DISCOVERED. MIR PUB.

Dyfyniad Arddull Chicago

TRI FONOV,TRI FONOV. CHEMOICAL ELEMNTS-HOW THEY WERE DISCOVERED. MOSCOW: MIR PUB, 1982.

Dyfyniad MLA

TRI FONOV,TRI FONOV. CHEMOICAL ELEMNTS-HOW THEY WERE DISCOVERED. MIR PUB, 1982.

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