by Hamilah Djoeana K., Fajar H. Nasution & Bambang S. Trenggono $6.00
by Aziz Alimul $7.00
by dr. Gregory Budiman $6.00
by Prof. dr. Sjaiful Fahmi Daili, SpKK(K) $11.00
by Prof. Dr. dr. H. Dadang Hawari, Psikiater $7.00
by Aziz Alimul $11.00