., Sahyar, Physic Department State University of Medan, Indonesia

• Vol 4, No 3 (2016): INPAFI - Articles
  THE EFFECT OF COOPERATIVE LEARNING MODEL GROUP INVESTIGATION (GI) TYPE TO CONCEPTUAL KNOWLEDGE STUDENT’S IN TOPIC OPTIC GEOMETRY GRADE X SMAN 1 PERBAUNGAN ACADEMIC YEAR 2014/2015
  Abstract  PDF