How do you fix this book?

Question:

How do you fix this book?

I got pee on the bottom of my library book Danny the Champion of the World. It has some yellow on the bottom from a light stain and is kinda bumpy.
its due in about a week! what do i do to make it look normal?

Best Answer - Chosen by Asker: Pardon me for not giving a straight (haha) answer, but... You got urine on a library book?