by Drs. Djoko Hargono., dkk $9.00
by Ali Khomsan $9.00
by Srivastava. UK., GV. Shenoy, SC. Sharma $11.00
by Aziz Alimul $9.00
by Aziz Alimul $7.00
by Kartohoesodo, Soehardo $7.00
by Prof. DR. dr. S.M. Lumbantobing, SpS(K), SpKJ $5.00