Vulāne, Anna, Olga Urek, and Dace Markus. “LATVIAN ADAPTATION OF MCARTHUR-BATES COMMUNICATIVE DEVELOPMENT INVENTORIES”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 2 (May 26, 2016): 487–502. Accessed April 5, 2025. https://journals.rta.lv/index.php/SIE/article/view/1411.