Cofnodi Dyfyniadau

Dyfyniad APA

Barr, S., & Luedecke, C. (2010). The History of the International Polar Years (IPYs). Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-12402-0

Dyfyniad Arddull Chicago

Barr, Susan, and Cornelia Luedecke. The History of the International Polar Years (IPYs). Berlin, Heidelberg: Springer Berlin Heidelberg, 2010. https://doi.org/10.1007/978-3-642-12402-0.

Dyfyniad MLA

Barr, Susan, and Cornelia Luedecke. The History of the International Polar Years (IPYs). Springer Berlin Heidelberg, 2010. https://doi.org/10.1007/978-3-642-12402-0.

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