Muta’allim, Nawawi, Fahmi Reza Alfani, Abdul Azizul Ghaffar, and Ali Wafi, “Codes Switching and Codes Mixing of Sellers and Buyers in Traditional Markets: Case Study of Market Kampong Asembagus Situbondo”, RETORIKA: Jurnal Ilmu Bahasa, vol. 7, no. 2, pp. 121-129, Oct. 2021.