by DR. H.K. Martono, S.H., L.L.M $26.00
by Prof. Dr. Suharsimi Arikunto $11.00
by Sanapiah Faisal $9.00
by M. Natsir Arsyad $7.00
by Drs. H. Fuad Ihsan $9.00
by Reni Akbar Hawadi, dkk $9.00