by Titiek F. Djafar - Siti Rahayu - Rob. Mudjisihono $5.00
by Soegijatna Tjakranegara, S.H $13.00
by $7.00
by Lipschutz $12.00
by Drs. Abdul Chaer $11.00
by M.E. Dicks $6.00
by Ir. H. Sudirman, Mpi & Prof. DR. Ir. Achmad Mellawa $9.00