Dyfyniad APA

Phenomenon Nature Weather Climate. Shree Book Centre.

Dyfyniad Arddull Chicago

Phenomenon Nature Weather Climate. Shree Book Centre.

Dyfyniad MLA

Phenomenon Nature Weather Climate. Shree Book Centre.

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