Very Simple just a price

Also demonstrating 100% width for the column, and some different borders.
By using settings in the Style Tab

The simplest you can get, just a price. In Form Settings, just put some text in the reference label and tick ‘Display as a pre se treference’

And if you want to get rid of the reference you can simply hide it with some additional css

.qpp-style p.input {
   display: none;
}