Dyfyniad APA

Bleyer, H. (2007). Tree-ring width of Abies alba (Miller) from historical object sample IB22565-21. PANGAEA.

Dyfyniad Arddull Chicago

Bleyer, Hans-Jürgen. Tree-ring Width of Abies Alba (Miller) from Historical Object Sample IB22565-21. PANGAEA, 2007.

Dyfyniad MLA

Bleyer, Hans-Jürgen. Tree-ring Width of Abies Alba (Miller) from Historical Object Sample IB22565-21. PANGAEA, 2007.

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