by Hidya Tyaya Th, SJ & Sudarminta J, SJ $9.00
by E. Martasudjita, Pr. $3.00
by $16.00
by A. Sandiwanbrata, Pr. $4.00
by Andrianus Meliala $7.00
by Hefni Effendi $9.00
by Ir. Hatta Sunanta, B.Sc., MS $5.00