There is a number of hotels in the vicinity of the Faculty of Law (address: Bulevar kralja Aleksandra 67) that offer reasonably priced accommodation:

1. Hotel Constantine the Great
2. Central Point Hotel
3. Mark Hotel Belgrade 
4. Argo Hotel Belgrade
5. Mercure Belgrade Excelsior Hotel
6. Holiday Inn Express Belgrade
7. 88Rooms Hotel
8. Hotel Golden Tulip Zira Belgrade

If you are not troubled with a budget – there is an option of booking a five star hotel right next door to the Faculty, Metropol Palace – or another great hotel close by –  Hilton Belgrade Hotel.

1. Hotel Indigo Belgrade
2. Belgrade Art Hotel
3. Hotel Majestic
4. Hotel Moskva

Aside from offers you can find on AirBnB it is useful to check out City Break Belgrade Apartments or Apartments in Belgrade as well Booking.com for offers on all types of accommodation in Belgrade!