Dyfyniad APA

Harwood, J. (2007). Understanding communication and aging: Developing knowledge and awareness. Sage.

Dyfyniad Arddull Chicago

Harwood, Jake. Understanding Communication and Aging: Developing Knowledge and Awareness. Los Angeles, Calif: Sage, 2007.

Dyfyniad MLA

Harwood, Jake. Understanding Communication and Aging: Developing Knowledge and Awareness. Sage, 2007.

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