If you received this etext on a hysical medium (such as a disk), you must return the physical medium with your request and retain no copies of it.

If you received the work on a physical medium, you must return the medium with your written explanation.

If you received this etext on a physical medium (such as a disk), you must return it with your request.

If you received it on a physical medium, you must return it with your note, and such person may choose to alternatively give you a replacement copy.