Uli Christmarry Sijabat, Deby, et al. “Analisis Tingkat Keterampilan Komunikasi Interpersonal Peserta Didik”. Prosiding Seminar Nasional PPG Universitas Mulawarman, vol. 4, Dec. 2023, pp. 92-96, doi:10.30872/semnasppg.v4.3061.