Ayu Puspita Indah Sari and Lela Sartika 2023. Code Mix Analysis on Buying and Selling Interactions at Bintang Kejora Jaya Restaurant. RETORIKA: Jurnal Ilmu Bahasa. 9, 1 (Apr. 2023), 17–22. DOI:https://doi.org/10.22225/jr.9.1.2023.17-22.