by Larry J. Koening, Ph.D. $9.00
by Prof. dr. Hadiarto Mangunnegara, dr. Dianiati $11.00
by Lanny Soechan $13.00
by Maria A. Sardjono $6.00
by Dr. Louis Leahy, SJ $6.00
by Jack Canfield & Mark Victor Hansen $9.00
by Ir. Dede Juanda J.S. & Ir. Bambang Cahyono $6.00
by Ir. G. Djatmiko Sudarmo & Ir. S. J. Edy Purnomo $11.00
by Nursalam $13.00
by Jack Canfield & Mark Victor Hansen $11.00
by Roald Dahl $9.00
by Edward Goldsmith $25.00