a. zangana, A. (2007). The problem of this research lies in the weakness of practical performance of the College of Basic Education graduated students specially the skills that should be obtained in chemistry according to the traditional way of teaching in laboratory .. , 0(26), 286-328.
ali a. zangana. " The problem of this research lies in the weakness of practical performance of the College of Basic Education graduated students specially the skills that should be obtained in chemistry according to the traditional way of teaching in laboratory .". , 0, 26, 2007, 286-328.
a. zangana, A. (2007). ' The problem of this research lies in the weakness of practical performance of the College of Basic Education graduated students specially the skills that should be obtained in chemistry according to the traditional way of teaching in laboratory .', , 0(26), pp. 286-328.
a. zangana, A. The problem of this research lies in the weakness of practical performance of the College of Basic Education graduated students specially the skills that should be obtained in chemistry according to the traditional way of teaching in laboratory .. , 2007; 0(26): 286-328.