by Kasmir, S.E., M.M $13.00
by Djamin, Zulkarnain $5.00
by Dr. Ir. Hermawan Thaheer $11.00
by Yayori Matsui $21.00
by Prof. DR. Soerjono Soekanto, S.H., M.A., dkk $6.00
by Harahap, Rustam Effendi $6.00