Özcan started following the work of Neşe Öztürk, Hacettepe University, Educational Measurement and Evaluation. 2012-04-17 01:00:51 -0700
Özcan started following the work of Özgür Ulubey. 2012-03-22 02:50:35 -0700
Özcan started following the work of Oya Taneri. 2011-11-04 15:33:09 -0700
Hacettepe University
Emeritus, Educational Sciences
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