Login to your R.R. Bowker account by clicking on the "My Account" button. You can find a link to that page in the Resources section of this article.
Click on the ISBN number that you want to use to generate and customize a bar code.
Click on the "Generate" button next to "Barcode Manager." This will take you to the bar code customization page.
Type in a recommended retail price in the "Publication price" field.
Click on the "Generate" button to generate your new bar code.
Click on the "Download" link at the bottom right of the page to download your new bar code as an ".eps" image file, which you can then send to your printing company or designer.