BLOCK, Walter. Libertarians on the US military: A Critique of Mercer, Anderson, Boudreaux, Friedman, Oi, McCobin and Markevičiūtė. Dialogi Polityczne. Online. 15 červen 2018. No. 24, pp. 57-65. [Accessed 20 prosinec 2025]. DOI 10.12775/DP.2018.005.