Bircan, H. And Sungur, S. 2016. The role of motivation and cognitive engagement in science achievement. Science Education International , vol.27, no.4 , 509-529.

Bircan, H., & Sungur, S., (2016). The role of motivation and cognitive engagement in science achievement. Science Education International , vol.27, no.4, 509-529.

Bircan, Hasan, And SEMRA SUNGUR. "The role of motivation and cognitive engagement in science achievement," Science Education International , vol.27, no.4, 509-529, 2016

Bircan, Hasan And Sungur, SEMRA. "The role of motivation and cognitive engagement in science achievement." Science Education International , vol.27, no.4, pp.509-529, 2016

Bircan, H. And Sungur, S. (2016) . "The role of motivation and cognitive engagement in science achievement." Science Education International , vol.27, no.4, pp.509-529.

@article{article, author={Hasan Bircan And author={SEMRA SUNGUR}, title={The role of motivation and cognitive engagement in science achievement}, journal={Science Education International}, year=2016, pages={509-529} }