ABSTRACT Purpose: The paper investigates the importance and development of uniform title that enables collocation in the library catalogue. Research results on use of uniform titles in two union catalogues. the Slovenian COBISS and the Croatian CROLIST are also presented. Methodology/approach: Theoretical apects of the uniform title are treated: for the first time by Panizzi. https://www.nacrack.com/best-buy-Fleshlight-Universal-Launch-Auto-Stroker-amazing-offer/