by Dave Pelzer $9.00
by Dr. Achmad S. Ruky $11.00
by Rudy Choirudin $9.00
by dr. H. Taufiq Pasiak, M.Pd $11.00
by H.C Anderden $7.00
by Anand Krishna $7.00
by Blau, Peter M. & Marshall W. Meyer $6.00
by Eknath Easwaran $9.00
by Editor GPU $7.00
by Bambang Purwo $10.00