[1]
Sitohang, A. -. and Siregar, M. -. 2014. IMPROVING STUDENTS™ SPEAKING ACHIEVEMENT IN AGREEMENT AND DISAGREEMENT EXPRESSIONS BY USING PROBLEM SOLVING STRATEGY AT GRADE VIII SMP SWASTA HKBP SIDORAME MEDAN. TRANSFORM : Journal of English Language Teaching and Learning. 3, 1 (Mar. 2014). DOI:https://doi.org/10.24114/tj.v3i1.1819.