by Dr. Bustanul Arifin $11.00
by Arthur F. Carmazzi & David M. Rogers $7.00
by Julius R. Latumaerissa, S.E., M.M $9.00
by Michael A Hitt $9.00
by Bruce J. Cohen $13.00
by Rober Slater $7.00
by Michael Rush & Philip Althoff $11.00