by Wirakusumah, Sambas $9.00
by Ir. H. Rahmat Rukmana - Hj. Yuyun Yuniarsih, BSc. $5.00
by Stanley Bing $11.00
by WK $12.00
by Prof. Komaruddin $11.00
by Prof. Mr. Roeslan Saleh $6.00