by Sutherland Lyall $31.00
by Dr. Ali Abdul Halim Mahmud $11.00
by Helimut Haug & Jurgen Rump $7.00
by I Gusti Ngurah Agung $11.00
by L. Prasetya, Pr. $4.00
by Prof. Dr. Ir. Ali Khomsan $11.00
by Marry Winata $6.00