by Prijono Tjiptoherijanto, S.E, M.A, Ph.D $7.00
by Freddy Rangkuti $11.00
by A.M. Mangunhardjana, SJ $5.00
by Fachry Ali $4.71
by Prof. J. Suprapto, M.A. APU $11.00
by Desiree A. Quintero, Wayland Quintero, Mayco A. Santaella $59.99
by Ir. Jumar $9.00
by Hasan Hanafi $11.00
by Dra. Wiwi Isnaeni, M.S $11.00
by Katzung $26.00
by Th. Endang Purwoastuti $5.00
by - $12.00