N. Novriyani, E. Puspitasari, J. Cromico, A. M. Billah, dan A. V. Pramesti, “Efforts To Increase Students’ Grammar Acquisition Using The Egra Technique (Exposure, Generalization, Reinforcement, And Application) At Smpn 1 Metro”, JNRP, vol. 2, no. 3, hlm. 106–137, Jun 2023.