by Prof. DR. Koentjaraningrat $9.00
by Drs. Muchdarsyah Sinungan $7.00
by Hendi Suhendi $9.00
by - $11.00
by Adler Haymans Manurung $6.00
by Prof. Dr. Nur Nasry Noor, M.P.H $6.00
by $6.00