The libraries here have had some witty trucks running around for a while, now. One of them has a logo for a pest control business called, Kafka's. One advertises Ahab's fine seafood. It really makes you take a second look. They're asking for submissions for their next round of trucks. Below is my first submission.
Side of Box Truck
Rear of Box Truck
So, Do we know what the reference is? Of course, we do. To what book am I referencing, I ask you. The first to leave the correct answer in the comments gets to be secure in the knowledge that s/he is a big know-it-all.