Стиль цитування APA (7-ме видання)

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

Чикаго стиль цитування (17-те видання)

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.

Стиль цитування MLA (8-ме видання)

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