by Prof. Mr. Dr. Sudargo Gautama $7.00
by Effendi Perangin $9.00
by Gunawan Widjaja, A. Yani $9.00
by $6.00
by Sulistyowati Irianto, Antonius Cahyadi $18.00
by R. Soegijatno Tjakranegara, S.H. $11.00