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المؤلفون: Halbert P. Gillette, J. L. Campbell, E. H. Beckler, T. Kennard Thomson, Harold Bouton, George L. Dillman, James H. Kennedy, C. O. Vandevanter, M. S. Parker, Samuel Toblas Wagner, F. Lavis
المصدر: Transactions of the American Society of Civil Engineers. 58:352-392
مصطلحات موضوعية: Medical education, Political science, Graduation