Dyfyniad APA

Brown, T. (2009). Change by Design (4th.). Sage Publication.

Dyfyniad Arddull Chicago

Brown, Tim. Change by Design. 4th. USA: Sage Publication, 2009.

Dyfyniad MLA

Brown, Tim. Change by Design. 4th. Sage Publication, 2009.

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