by Drs. Suyadi Prawirosentono, MBA $7.00
by Michael P. Todaro $16.00
by Kamaruddin Ahmad., S.E $7.00
by Drs. Syaiful Bahri Djamarah $11.00
by Prof. S.H. Rewoldt $6.00
by Prof. Drs. H. A. W. Widjaja $9.00
by DikDik M. Arief Mansur, S.h., M.H. $9.00
by Enid Blyton $6.00
by Jack Canfield, dkk $9.00