Baltacı and Coşkun
Arkan Sezgin and Baysal
Doğan and Saraçoğlu
Köseoğlu and Yıldız
Öztürk and Aksu
Sevinç Tuhanioğlu and Gizir
Sevgi KAYIR
(HAYEF: Journal of Education 2013; 10: 105-123)
Engin ŞİMŞEK
(HAYEF: Journal of Education 2013; 10: 91-103)