/// <summary> /// Default constructor /// </summary> /// <param name="price"></param> /// <param name="title"></param> /// <param name="isbn"></param> /// <param name="author"></param> public Book(double price, string title, string isbn, string author, SeriesEnum series) { this.Id = Guid.NewGuid(); this.Price = price; this.Title = title; this.Isbn = isbn; this.Author = author; this.Series = series; }