by Drs. H. Hartomo dan Dra. Amicun Azis
$11.00

by Kartadjoemena, H.S
$7.00

by Gabriel A. Almond
$13.00

by Drs. H. Abu Ahmadi
$11.00

by Luqman-nul Hakim , Frans A Djalong , Mohtar Mas’oed
$21.00

by Tjiptoherijanto, Prijono
$6.00