Dyfyniad APA

Scientific Research Activity of the Institute of Ecology - Annual Report. Nature Research Centre.

Dyfyniad Arddull Chicago

Scientific Research Activity of the Institute of Ecology - Annual Report. Nature Research Centre.

Dyfyniad MLA

Scientific Research Activity of the Institute of Ecology - Annual Report. Nature Research Centre.

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