Provide your best answer for the following question. Give ONLY the answer, no other words or explanation.
For example:

Answer: <most likely answer, as short as possible; not a complete sentence, just the answer!>.

The question is: John had his appointment book with him when he got a medical checkup but he lost it somewhere.  He doesn't want to bother looking for it, so where would he go to get a new one?
office supply store
Pharmacy, Drugstore, Stationery Store.