by Richard Denny $9.00
by Prof. DR. Soerjono Soekanto, S.H., M.A., dkk $6.00
by Freddy Rangkuti $11.00
by Dra. Ninik Widiyanti $12.00
by Ir. Mahendra Sultan Syah $12.00
by Pandji Anoraga, S.E., M.M $11.00