by Bambang Agus Murtidjo $6.00
by Rosady Ruslan $12.00
by Prof. Dr. Ir. Tri Yuwanta S.U., DEA $7.00
by Veithzal Rivai $26.00
by Robert K. Yin $7.00
by Ira M. Lapidus $11.00
by Benyamin Lakitan $7.00