Ristiono, Ristiono, UNIVERSITAS NEGERI PADANG

• Vol 4, No 1 (2019): Atrium Pendidikan Biologi - Articles
  The Effect of the application of the Cooperative Learning Model Type Snowball Throwing Against an increase in the activity of learning to the learners on subjects Science in grade VII Inclusive SMPN 23 Padang
  Abstract  Fullpaper