Paris, A. S.; Rafli, Z.; Murtadho, F.; Wang, H. Y. Investigating Early Vocabulary Acquisition on 18-24-Month-Old Child: A Study of Vocabulary Spurt and Function Words. JOLLS. Lang. Liter. Studies 2025, 5 (1), 196-205. https://doi.org/10.36312/jolls.v5i1.2498.