Finally got Code thanks to all.
OleDbCommand top = new OleDbCommand(
"INSERT INTO test_top (" +
"InvoiceNumber,Terms,[InvoiceDate],OurQuote," +
"SalesPerson,CustomerName,OrderNumber," +
"InvoiceAddress,DeliveryAddress,InclusiveStatus," +
"Price,Tax,GrandTotal" +
") VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?)", conn);
top.Parameters.AddWithValue("?", invoicenumber);
top.Parameters.AddWithValue("?", terms);
top.Parameters.AddWithValue("?", date);
top.Parameters.AddWithValue("?", ourquote);
top.Parameters.AddWithValue("?", salesperson);
top.Parameters.AddWithValue("?", customername);
top.Parameters.AddWithValue("?", oderno);
top.Parameters.AddWithValue("?", invoiceaddress);
top.Parameters.AddWithValue("?", deliveryaddress);
top.Parameters.AddWithValue("?", inclusive);
top.Parameters.AddWithValue("?", Price);
top.Parameters.AddWithValue("?", tax);
top.Parameters.AddWithValue("?", grandtotal);
top.ExecuteNonQuery();