by Prof. Dr. dr. H. Dadang Hawari, Psikiater $6.00
by Prof. Dr. Soekidjo Notoatmodjo $13.00
by Aziz Alimul $9.00
by Aziz Alimul $7.00
by dr. Yefta Moenadjat, SpBP $5.00
by Dr. Med. Udayana Gendo $16.00
by Akhmad Taufik $11.00
by Transparansi Pertanggungjawaban Publik $6.00
by Drs. Daryanto $7.00
by Tony Buzan $16.00
by Suryatati A Manan, Martha Sinaga $7.00
by Melanie Sadono Djamil, Boedi Oetomo Roeslan $8.00