1. Hands-on MacOS user administration guide : a definitive manual to administering and optimizing the latest features of MacOS Catalina /: a definitive manual to administering and optimizing the latest features of MacOS Catalina. (2020) Authors: Nava, Herta Record Type: Book Extent: 1 online resource, illustrations View Content: Available online (eLD content is only available in our Reading Rooms) ↗