public StandartSales(ModelBase carBase) : base(carBase) { _carBase = carBase; }
public DiscountSales(ModelBase carBase, decimal DiscountPercentage) : base(carBase) { _carBase = carBase; this.DiscountPercentage = DiscountPercentage; }
protected SalesBase(ModelBase carBase) { _carbase = carBase; }