static void Main(string[] args) { var connection = ConnectionManager.GetConnection(); var publisherRepository = new PublisherRepository(connection); var allPublisher = PublisherRepository.AllPublisher(); allPublisher.Print(); var top10Publisher = PublisherRepository.ReadTop10(); top10Publisher.Print(); var bookPerPublisher = PublisherRepository.BookPerPublisher(); bookPerPublisher.Print(); var sumbookPerPublisher = PublisherRepository.BookSumPerPublisher(); sumbookPerPublisher.Print(); }