Dyfyniad APA

(2018). When the Whales Walked: And Other Incredible Evolutionary Journeys / Dougal Dixon, Hannah Bailey.

Dyfyniad Arddull Chicago

When the Whales Walked: And Other Incredible Evolutionary Journeys / Dougal Dixon, Hannah Bailey. 2018.

Dyfyniad MLA

When the Whales Walked: And Other Incredible Evolutionary Journeys / Dougal Dixon, Hannah Bailey. 2018.

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