Dyfyniad APA

Johannesson, K. H. (2012). Rare Earth Elements In Groundwater Flowsystems. Springer.

Dyfyniad Arddull Chicago

Johannesson, Karen H. Rare Earth Elements In Groundwater Flowsystems. Springer, 2012.

Dyfyniad MLA

Johannesson, Karen H. Rare Earth Elements In Groundwater Flowsystems. Springer, 2012.

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