Bilgin, I. Et Al. 2009. The effects of problem-based learning instruction on university students' performance of conceptual and quantitative problems in gas concepts. Eurasia Journal of Mathematics, Science and Technology Education , vol.5, no.2 , 153-164.

Bilgin, I., Şenocak, E., & Sözbilir, M., (2009). The effects of problem-based learning instruction on university students' performance of conceptual and quantitative problems in gas concepts. Eurasia Journal of Mathematics, Science and Technology Education , vol.5, no.2, 153-164.

Bilgin, Ibrahim, Erdal Şenocak, And Mustafa SÖZBİLİR. "The effects of problem-based learning instruction on university students' performance of conceptual and quantitative problems in gas concepts," Eurasia Journal of Mathematics, Science and Technology Education , vol.5, no.2, 153-164, 2009

Bilgin, Ibrahim Et Al. "The effects of problem-based learning instruction on university students' performance of conceptual and quantitative problems in gas concepts." Eurasia Journal of Mathematics, Science and Technology Education , vol.5, no.2, pp.153-164, 2009

Bilgin, I. Şenocak, E. And Sözbilir, M. (2009) . "The effects of problem-based learning instruction on university students' performance of conceptual and quantitative problems in gas concepts." Eurasia Journal of Mathematics, Science and Technology Education , vol.5, no.2, pp.153-164.

@article{article, author={Ibrahim Bilgin Et Al. }, title={The effects of problem-based learning instruction on university students' performance of conceptual and quantitative problems in gas concepts}, journal={Eurasia Journal of Mathematics, Science and Technology Education}, year=2009, pages={153-164} }