Style de citation APA (7e éd.)

(1974). Nature and existence of man ; Humanism and technological revolution ; Language, logic and action ; Man, logos and history ; Society and its norms. Sofia Pr..

Style de citation Chicago (17e éd.)

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.

Style de citation MLA (8e éd.)

Nature and Existence of Man ; Humanism and Technological Revolution ; Language, Logic and Action ; Man, Logos and History ; Society and Its Norms. Sofia Pr., 1974.