public ActionResult Create([Bind(Include = "id,publish_name,company_name,address,postal_code,country")] Publisher publisher)
        {
            if (ModelState.IsValid)
            {
                db.Publishers.Add(publisher);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(publisher));
        }
        public ActionResult Create([Bind(Include = "id,name,email,address")] Author author)
        {
            if (ModelState.IsValid)
            {
                db.Authors.Add(author);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(author));
        }
        public ActionResult Create([Bind(Include = "id,name")] Category category)
        {
            if (ModelState.IsValid)
            {
                db.Categories.Add(category);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(category));
        }