public static void SearchBooks() { var cli = new LibraryManagerClient(); var books = cli.GetBooksBySubject("SelfHelping"); Console.WriteLine("Books of SelfHelping"); PrintBooks(books); Console.WriteLine("\n\n\n"); books = cli.GetBooksByAuthor("Nakamoto"); Console.WriteLine("Books from Nakamoto"); PrintBooks(books); Console.WriteLine("\n\n\n"); cli.Close(); }