by Prof. Dr. Soerjono Soekanto, S.H., M.A. $3.00
by Drs. Syaiful Bahri Djamarah $7.00
by Prof. Dr. Soegyarto Mangkuatmodjo $13.00
by $6.00
by M. Yahya Harahap, S. H. $16.00
by Abdul Manan $12.00