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A case study of cooperation in secondary education in Chile : with a statement by the NPA Special Policy Committee on Technical Cooperation
Samper, Armando, (1957)
Science and the new nations : the proceedings of the international conference on science in the advancement of new states at Rehovoth, Israel
Gruber, Ruth, (1961)
Records and research in engineering and industrial science
Holmstrom, J. Edwin, (1956)