TY - JOUR AU - ebrahim kafoori, kimia AU - maleki, hassan AU - khosravi babadi, aliakbar TI - The Study of the Influence of Klein's Curriculum Components on the 1st grade of High school students’ Math Course Drop out: considering the viewpoint of the curriculum counterparts JO - Research in Curriculum Planning VL - 12 IS - 44 SP - 50 EP - 62 PY - 2015 DO - ER -