Pogue, D. (2019). MacOS Catalina: The missing manual (First edition.). O'Reilly Media.
Chicago Style (17th ed.) CitationPogue, David. MacOS Catalina: The Missing Manual. First edition. Sebastopol, CA: O'Reilly Media, 2019.
MLA (8th ed.) CitationPogue, David. MacOS Catalina: The Missing Manual. First edition. O'Reilly Media, 2019.
Warning: These citations may not always be 100% accurate.