Showing 1 - 2 results of 2 for search 'Sinaga, Effendy', query time: 0.00s Refine Results
  1. 1
    by Supranto, J., Sinaga, Effendy
    Published 1994
  2. 2
    by Supranto, J., Sinaga, Effendy
    Published 2002