Buku ini penerapan ilmu matematika bisnis ini ditulis dalam bahsa Inggris. Dalam buku ini diajarkan money records, the metric system, buying problems, special buying problems, wages, commissions, borrowing money, saving and investing, home exprense, transportation, taxes, the retailer: Buying, The retailer: Selling., The Wholesaler, The Manufacturer, Special Business and Farm Problems, Computer…