by Burhan Bungin $9.00
by Drs. S. Ansory Al-Mansur $6.00
by Prof. Dr. Suharsimi Arikunto $9.00
by Toemin, A. Masoem $5.00
by Tedy Herlambang $9.00
by Thaba $7.00
by George Junus Aditjondro $16.00
by Drs. Inu Kencana Syafiie $11.00
by Sjamsuddin, Nazaruddin $5.00
by Ir. H. Rahmat Rukmana $6.00
by J. Donald Walters $5.00
by A.M. Mangunhardjana, SJ $6.00