by Aziz Alimul $9.00
by Prof. C.J. Ebrahim $6.00
by $6.00
by Djojosoebagio, Soewondo $9.00
by Brooks $20.00
by H. Sudiarto & Zaeni Asyhadie $7.00
by Gittinger, J. Price $9.00
by Ir. Heinz Frick $7.00
by dr. Herman Cipto, SpKK(K) $6.00