Dyfyniad APA

Olsen R Dan. (2010). Human Computer Interaction (1st Ed.). Cengage Learning.

Dyfyniad Arddull Chicago

Olsen R Dan. Human Computer Interaction. 1st Ed. Cengage Learning, 2010.

Dyfyniad MLA

Olsen R Dan. Human Computer Interaction. 1st Ed. Cengage Learning, 2010.

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