The booklet has scratches on the front and back. For those who don't mind. Shipping will be in simple packaging. --------------------------- ＜Sapientia＞ Economic Mathematics Author: Jun Iritani / Tomoyuki Kamo Publisher: Toyo Keizai Inc. Size: 22cm / 371P Price: 3,080 yen Starting from high school level mathematics, this textbook allows you to learn a full range of mathematical tools necessary for economics, usable up to university specialized courses. Columns are also substantial.