Dyfyniad APA

Norske stats husbank & Christophersen, J. (2002). Universal design: 17 ways of thinking and teaching. Husbanken.

Dyfyniad Arddull Chicago

Norske stats husbank and Jon Christophersen. Universal Design: 17 Ways of Thinking and Teaching. [Oslo]: Husbanken, 2002.

Dyfyniad MLA

Norske stats husbank and Jon Christophersen. Universal Design: 17 Ways of Thinking and Teaching. Husbanken, 2002.

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