Büyüktaşkapu Soydan, Sema, Elmedina Nuredini Aliu, and Kamile Mutlu. 2025. “Validation and Reliability of the Turkish Adaptation of the Observation Inventory of the Preschool Children Enneagram”. Theory and Practice in Child Development 5 (1):115-37. https://doi.org/10.46303/tpicd.2025.7.