[1]
Safitri, L.A. 2021. THE ROLE OF WHATSAPP IN TEACHING VOCABULARY TO THE STAFFS OF UMBUL PONGGOK KLATEN. JURNAL ILMIAH EDUNOMIKA. 5, 02 (Jun. 2021), 773–780. DOI:https://doi.org/10.29040/jie.v5i2.2639.