by Fajar Arifin Gunawan & Elna Kartawiguna $10.00
by DR. Dr. Sidartawan Soegondo, SpPD-KEMP, FACE $11.00
by Nursalam $12.00
by Prof. Dr. Soekidjo Notoatmodjo $9.00
by Aziz Alimul $9.00
by S. Wibowo $13.00