NUGROHO, PRATIKNYO FAJRIN (2018) THE EFFECTIVENESS OF SEND-A-PROBLEM TECHNIQUE TO TEACH WRITING (An experimental study of the second grade student of SMP N 2 KarangmoncolKec. Karangmoncol, Kab. Purbalingga ) Academics year 2016/2017. Bachelor thesis, UNIVERSITAS MUHAMMADIYAH PURWOKERTO.