by N. Edy Soetanto, BE. $5.00
by Ir. Setijo Pitojo $7.00
by Dr. A. Sonny Keraf $9.00
by R.W Alley $6.00
by Anselm Grun, OSB. $3.00
by Drs. Djalinus Syah $7.00
by Paramhansa Yogananda $16.00