TY - BOOK ED - Symposium on the role of Karl Marx in the development of contemporary scientific thought (1968 : Paris) ED - TI - The role of Karl Marx in the development of contemporary scientific thought U1 - 335.42 PY - 1969/// CY - Paris PB - Mouton KW - Marx Karl KW - Socialism N1 - Organized under the Unesco by International Council for Philosophy & Humanistic Studies & International Society of Science Council ER -