by - $12.00
by Drs. H. Moh. Pabundu Tika, M.M $7.00
by Editors: Hadi Soesastro and Hang Sung-joo $6.00
by Prof. Dr. dr. Sarwono Waspadji, Kartini Sukardji $6.00
by WK $12.00
by Pelangi Sdn. Bhd $5.00