by G. Kartasapoetra, dkk $9.00
by Guritno, Pandam $5.00
by Hendra Nurtjahjo, S.H., M.Hum $7.00
by Prof. Komaruddin $16.00
by Drs. B. Suryosubroto $9.00
by Prof. Dr. Sondang P. Siagian, M.P.A $11.00