Demirel, S. Et Al. 2018. Examining the Interface Designs of Today’s Three Most Successful Free Online Language Learning Projects in Terms of Design Principles and Interaction Design Usage. 2nd International Symposium Humanities and Social Sciences Proceedings Book , 117-199.

Demirel, S., BEKTAŞ, G., Yaman, Ö., & Ölmez, F., (2018). Examining the Interface Designs of Today’s Three Most Successful Free Online Language Learning Projects in Terms of Design Principles and Interaction Design Usage . 2nd International Symposium Humanities and Social Sciences Proceedings Book (pp.117-199).

Demirel, S Et Al. "Examining the Interface Designs of Today’s Three Most Successful Free Online Language Learning Projects in Terms of Design Principles and Interaction Design Usage," 2nd International Symposium Humanities and Social Sciences Proceedings Book, 2018

Demirel, S Et Al. "Examining the Interface Designs of Today’s Three Most Successful Free Online Language Learning Projects in Terms of Design Principles and Interaction Design Usage." 2nd International Symposium Humanities and Social Sciences Proceedings Book , pp.117-199, 2018

Demirel, S. Et Al. (2018) . "Examining the Interface Designs of Today’s Three Most Successful Free Online Language Learning Projects in Terms of Design Principles and Interaction Design Usage." 2nd International Symposium Humanities and Social Sciences Proceedings Book , pp.117-199.

@conferencepaper{conferencepaper, author={S Demirel Et Al. }, title={Examining the Interface Designs of Today’s Three Most Successful Free Online Language Learning Projects in Terms of Design Principles and Interaction Design Usage}, congress name={2nd International Symposium Humanities and Social Sciences Proceedings Book}, city={}, country={}, year={2018}, pages={117-199} }