Dyfyniad APA

Müller. (2013). New Issues in Polar Tourism (1.). Springer Netherlands.

Dyfyniad Arddull Chicago

Müller. New Issues in Polar Tourism. 1. Springer Netherlands, 2013.

Dyfyniad MLA

Müller. New Issues in Polar Tourism. 1. Springer Netherlands, 2013.

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