Breathe, Leila. Just breathe.

Patron:  Do you have the Maine Gazetteer?

Me:  Yes, we do.  It's in our reference room.

Patron:  Yeah.  I wanna look at it.

[Pause for a bit, while I think about all of the other, more polite ways that she could have phrased her "request".]

Me:  Um, I'll go and get that for you.

[I get it and bring it back.]

Patron:  That's not the right one.

GRRRRRRRRRRRRRRRRRRRRRRRRRR.