by Sagimun MD
$7.00

by Prof. Dr. S. Nasution, M.A.
$9.00

by Dra. Nurul Zuriah, M.Si
$0.00

by Swasono, Sri-Edi, & Masri Singarimbun (Ed)
$7.00

by Drs. CST. Kansil, S.H
$11.00

by Prof. Drs. H.A.W. Widjaja
$6.00