Rowiyah, Anifatur, et al. “EFFORTS TO IMPROVE SPEAKING ABILITY BY PICTURE SERIES MEDIA OF THE STUDENTS IN B1 GROUP AT BUSTANUL ATHFAL AISYIYAH KENITEN PONOROGO IN ACADEMIC YEAR 2017-2018”. EDUPEDIA, vol. 2, no. 2, Sept. 2018, pp. 205-12, doi:10.24269/ed.v2i2.152.