H. Syanurdin, N. Saputra, H. Herman, and H. N. Sari, “Early Children (3;0–5;0) are Affected by Their Mastery of Indonesian Vocabulary the Environment’s Intake”, J. Obs. J. Pendidik. Anak Usia Dini, vol. 6, no. 6, pp. 7313–7322, Dec. 2022.