by Ir. Sujamto $9.00
by R. Soegijatno Tjakranegara, S.H. $11.00
by Dr. M. Ridwan Indra, S.H. $7.00
by - $6.00
by Rineka Cipta $12.00
by J.G. Starke. Q.C $16.00
by Dep. Keuangan $6.00
by Drs. Agus M. Hardjana, M.Sc., Ed $6.00