ŞENGEL, E. Human Computer Interaction and Usability. 2013. In The Science and Education at the Beginning of the 21th Centtury in Turkey , St. Kliment Ohridski University Press, Sofya, 883-897.

ŞENGEL, E., (2013). Human Computer Interaction and Usability. The Science and Education at the Beginning of the 21th Centtury in Turkey (pp.883-897), Sofya: St. Kliment Ohridski University Press.

ŞENGEL, ERHAN. "Human Computer Interaction and Usability." In The Science and Education at the Beginning of the 21th Centtury in Turkey , 883-897. Sofya: St. Kliment Ohridski University Press, 2013

ŞENGEL, ERHAN. "Human Computer Interaction and Usability." The Science and Education at the Beginning of the 21th Centtury in Turkey , St. Kliment Ohridski University Press, 2013, pp.883-897.

ŞENGEL, E. (2013) "Human Computer Interaction and Usability", The Science and Education at the Beginning of the 21th Centtury in Turkey . Sofya: St. Kliment Ohridski University Press.

@bookchapter{bookchapter, author ={ERHAN ŞENGEL}, chaptertitle={Human Computer Interaction and Usability}, booktitle={ The Science and Education at the Beginning of the 21th Centtury in Turkey}, publisher={St. Kliment Ohridski University Press}, city={Sofya},year={2013} }