Sinaga, Yunita. “An Analysis of Conditional Sentence Errors Made by Eleventh-Grade Students of the Tourism Services Department at SMKN 1 Samarinda”. Pubmedia Jurnal Pendidikan Bahasa Inggris, vol. 3, no. 2, Feb. 2026, p. 7, doi:10.47134/jpbi.v3i2.2399.