by Joeban Ayub $5.00
by Wiratman Wangsadinata, G. Suprayitno $17.00
by Jack Canfield & Mark Victor Hansen $9.00
by Michele Wiener $11.00
by Cynthia J. Morton $11.00
by Ko Nomura, Latifah Hendarti $9.00
by Masduki $7.00
by Ir. H. Rahmat Rukmana $6.00
by H. Rahmat Rukmana $5.00
by Ir. Ari Wijayani Purwanto $9.00
by Aziz Alimul $11.00
by Prof. DR. dr. S.M. Lumbantobing, SpS(K), SpKJ $6.00