by Drs. H. Burhanuddin Salam, M.M $9.00
by Drs. Sudarsono, S.H., M.Si, dkk $9.00
by Bruce J. Cohen $13.00
by Prof. Drs. H. Soegyarto Mangkuatmodjo $9.00
by DR. M.N. Bustan $7.00
by Alvin S. Johnson $11.00
by $0.00
by $16.00
by Kansil C.S.T $12.00
by Keith Foulcher $7.00
by Dr. Ir. Muhammad Rasyaf, MS $9.00
by - $12.00