Friedman, M. (1958). Martin Buber and the social problems of our time: Maurice Friedman.
Lua i Stíl Chicago (17ú heag.)Friedman, Maurice. Martin Buber and the Social Problems of Our Time: Maurice Friedman. New York, 1958.
Lua MLA (8ú heag.)Friedman, Maurice. Martin Buber and the Social Problems of Our Time: Maurice Friedman. 1958.
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