public System.Threading.Tasks.Task <ServiceReference1.retrieveAllBooksResponse> retrieveAllBooksAsync()
 {
     ServiceReference1.retrieveAllBooksRequest inValue = new ServiceReference1.retrieveAllBooksRequest();
     return(((ServiceReference1.BookWebService)(this)).retrieveAllBooksAsync(inValue));
 }
 System.Threading.Tasks.Task <ServiceReference1.retrieveAllBooksResponse> ServiceReference1.BookWebService.retrieveAllBooksAsync(ServiceReference1.retrieveAllBooksRequest request)
 {
     return(base.Channel.retrieveAllBooksAsync(request));
 }