Eugene, W. S. (1952). Applied research in the United States. Washington: National Academy of Sciences-National Research Council.
Παραπομπή Chicago StyleEugene, W. Scott. Applied Research in the United States. Washington: National Academy of Sciences-National Research Council, 1952.
Παραπομπή MLAEugene, W. Scott. Applied Research in the United States. Washington: National Academy of Sciences-National Research Council, 1952.
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