by A. Gomes, Kwanchai dan Arturo A. Gomes $12.00
by G. Kartasapoetra, dkk $9.00
by Tini K $5.00
by Drs. Zulkifli Amsyah, MLS $9.00
by Tim Tempo $4.61
by Hermawan Kartajaya cs $12.00