<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"
DataKeyNames="id" DataSourceID="SqlDataSource1">
<Columns>
<asp:CommandField ShowSelectButton="True" />
<asp:BoundField DataField="id" HeaderText="id" ReadOnly="True"
SortExpression="id" />
<asp:BoundField DataField="anno" HeaderText="anno" SortExpression="anno" />
<asp:BoundField DataField="titolo" HeaderText="titolo"
SortExpression="titolo" />
</Columns>
</asp:GridView>