by Dr. R. Paryana Suryadipura $11.00
by Prof. Drs. H. Lili M. Sadeli, M.Pd & Drs. H. Bedjo Siswanto, M.Si $9.00
by Julius R. Latumaerissa, S.E., M.M $9.00
by Dr. Ir. Wisnu Cahyadi, M.Si $6.00
by Moenaf H. Regar $7.00
by R. S. Stainton $7.00