by P. Efrem Zuba, CSsR. $3.00
by Dr. Zakiah Daradjat, dkk $7.00
by Drs. Djalinus Syah, dkk $6.00
by Robert Cole $7.00
by Dr. H. Pidyarto Gunawan, O.Carm $4.00
by Pipiet Senja, dkk $6.00