Dyfyniad APA

Anderson, R. (2011). Fifty hats that changed the world. Conran Octopus in association with The Design Museum.

Dyfyniad Arddull Chicago

Anderson, Robert. Fifty Hats That Changed the World. London: Conran Octopus in association with The Design Museum, 2011.

Dyfyniad MLA

Anderson, Robert. Fifty Hats That Changed the World. Conran Octopus in association with The Design Museum, 2011.

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