by WK $12.00
by Dr. H. Jusuf Misbach, SpS(K) $6.00
by Prof. Dr. dr. Poerwo Soedarmo (Alm) $7.00
by WK $16.00
by Mohaini Mohamed $9.00
by Nursalam $13.00
by Kansil C.S.T $12.00
by Drs. Hugiono $6.00
by Drs. SK. Bonar $7.00
by Brooks $18.00
by S. Mara Gd $11.00
by Ir. Rindit Pembayun, M.P. $6.00