UMDU TOPSAKAL, Ü. Et Al. 2012. What trends do Turkish biology education studies indicate?. International Journal of Environmental and Science Education , vol.7, no.4 , 639-649.

UMDU TOPSAKAL, Ü., Çalık, M., & Çavuş, R., (2012). What trends do Turkish biology education studies indicate?. International Journal of Environmental and Science Education , vol.7, no.4, 639-649.

UMDU TOPSAKAL, Ünsal, Muammer Çalık, And Ragıp Çavuş. "What trends do Turkish biology education studies indicate?," International Journal of Environmental and Science Education , vol.7, no.4, 639-649, 2012

UMDU TOPSAKAL, Ünsal U. Et Al. "What trends do Turkish biology education studies indicate?." International Journal of Environmental and Science Education , vol.7, no.4, pp.639-649, 2012

UMDU TOPSAKAL, Ü. Çalık, M. And Çavuş, R. (2012) . "What trends do Turkish biology education studies indicate?." International Journal of Environmental and Science Education , vol.7, no.4, pp.639-649.

@article{article, author={Ünsal UMDU TOPSAKAL Et Al. }, title={What trends do Turkish biology education studies indicate?}, journal={International Journal of Environmental and Science Education}, year=2012, pages={639-649} }