by F.Suryatmo dan Treesye Budiarti $7.00
by Soegijatna Tjakranegara, S.H $13.00
by Drs. Djoko Widagdho, dkk $9.00
by Prof. Dr. Suharsimi Arikunto $11.00
by Drs. H. Moh. Pabundu Tika, M.M $7.00
by Drs. H. Abdul Fatah $7.00