Şahlı, Ayşe Sanem, Fatih Mehmet Şahin, ve Erol Belgin. 2018. “An Analysis of Language and Speech Disorders in Preschool Children in Turkey: The Case of Beypazarı”. Erken Çocukluk Çalışmaları Dergisi 2 (3):474-84. https://doi.org/10.24130/eccd-jecs.196720182386.