by Sitor Situmorang $7.00
by Sitor Situmorang $30.00
by H.C.C. Clockener Brousson $9.00
by Prof. Dr. Soekanto $5.00
by Supratikno Rahardjo $24.00
by R. Prie Prawirakusumah & Ramadhan KH $12.00
by WK $12.00