Dyfyniad APA

Long, J., & Whitefield, A. (1989). Cognitive ergonomics and human - computer interaction. Cambridge.

Dyfyniad Arddull Chicago

Long, J., and A. Whitefield. Cognitive Ergonomics and Human - Computer Interaction. New York: Cambridge, 1989.

Dyfyniad MLA

Long, J., and A. Whitefield. Cognitive Ergonomics and Human - Computer Interaction. Cambridge, 1989.

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