Hafid, A. G. (2016) “THE EFFECTIVENESS OF USING CROSSING FORMULAS OF TENSES TABLE IN LEARNING ENGLISH 16 TENSES AT XII GRADE STUDENTS OF MA MADANI ALAUDDIN PAOPAO IN ACADEMIC YEAR OF 2015/2016”, ETERNAL (English, Teaching, Learning, and Research Journal), 2(1), pp. 96-109. doi: 10.24252/Eternal.V21.2016,A7.