by Dr. R. Paryana Suryadipura $11.00
by Chris Anderson $13.00
by Randy Gage $13.00
by Supranto, J. $7.00
by F. Suryatmo $7.00
by Redaksi (Penghimpun) $9.00
by Richard E. Feinberg & Valeriana Kallab $7.00