(1974). Nature and existence of man ; Humanism and technological revolution ; Language, logic and action ; Man, logos and history ; Society and its norms. Sofia Pr..
Lua i Stíl Chicago (17ú heag.)Nature and Existence of Man ; Humanism and Technological Revolution ; Language, Logic and Action ; Man, Logos and History ; Society and Its Norms. Sofia: Sofia Pr., 1974.
Lua MLA (8ú heag.)Nature and Existence of Man ; Humanism and Technological Revolution ; Language, Logic and Action ; Man, Logos and History ; Society and Its Norms. Sofia Pr., 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.