ÜNAL, H. Et Al. 2011. Teachers' Professional Development and Students' Mathematics Performance: Findings from TIMSS 2007. 3rd World Conference on Educational Sciences (WCES) , (İstanbul, Turkey), 3252-3257.

ÜNAL, H., DEMİR, İ., & Kiliç, S., (2011). Teachers' Professional Development and Students' Mathematics Performance: Findings from TIMSS 2007 . 3rd World Conference on Educational Sciences (WCES) (pp.3252-3257). İstanbul, Turkey

ÜNAL, Hasan, İbrahim DEMİR, And Serpil Kiliç. "Teachers' Professional Development and Students' Mathematics Performance: Findings from TIMSS 2007," 3rd World Conference on Educational Sciences (WCES), İstanbul, Turkey, 2011

ÜNAL, Hasan Et Al. "Teachers' Professional Development and Students' Mathematics Performance: Findings from TIMSS 2007." 3rd World Conference on Educational Sciences (WCES) , İstanbul, Turkey, pp.3252-3257, 2011

ÜNAL, H. DEMİR, İ. And Kiliç, S. (2011) . "Teachers' Professional Development and Students' Mathematics Performance: Findings from TIMSS 2007." 3rd World Conference on Educational Sciences (WCES) , İstanbul, Turkey, pp.3252-3257.

@conferencepaper{conferencepaper, author={Hasan ÜNAL Et Al. }, title={Teachers' Professional Development and Students' Mathematics Performance: Findings from TIMSS 2007}, congress name={3rd World Conference on Educational Sciences (WCES)}, city={İstanbul}, country={Turkey}, year={2011}, pages={3252-3257} }