Yes, August von Hayek did write books. He is the author of several books, including "The Road to Serfdom" (1944), "The Constitution of Liberty" (1960), and "Law, Legislation and Liberty" (1973). These books have been influential in the development of classical liberalism and libertarianism.
Unveiling the Genius: A Quiz on August von Hayek, the Austrian Renaissance in Medicine and Botany