Mohammed, Ahmed, и Ayeni Fisayo Adebisi. «Challenges Faced by Implementation of Early Childhood Curriculum in Nigeria and Way Forward». Spanish Journal of Innovation and Integrity 3 (февраль 5, 2022): 7-15. просмотрено май 17, 2024. http://sjii.indexedresearch.org/index.php/sjii/article/view/13.