Our library material is placed on shelves by classification. The location identifier (e.g. P 65) indicates the class in one of our three library offices (Joensuu and Kuopio Campus Libraries and KUH Medical Library).
You can check the location of the identifier you want by searching for it using the search function. Please note that the location identifier is spelled correctly and has the required number of spaces. E.g.
You can browse location identifiers here
More tips on finding the material can be found here