Published in: The American Historical Review, 93 (1988) 2, Seite 518-518

Published in: Political Science Quarterly, 89 (1974) 1, Seite 197-200

Published in: Political Science Quarterly, 89 (1974) 1, Seite 197-200

Published in: Annals of the New York Academy of Sciences, 208 (1973) 1, Seite 170-178

Published in: The New England Quarterly, 25 (1952) 1, Seite 47

Published in: The New England Quarterly, 25 (1952) 1, Seite 47-59

Published in: The New England Quarterly, 22 (1949) 2, Seite 275-277

Published in: Reviews in American History, 13 (1985) 4, Seite 557

Published in: The Journal of American History, 72 (1985) 3, Seite 667

Published in: American Sociological Review, 22 (1957) 2, Seite 251

Published in: The New England Quarterly, 22 (1949) 2, Seite 275

Published in: Canadian Journal of Education / Revue canadienne de l'éducation, 15 (1990) 3, Seite 328

Published in: British Journal of Educational Studies, 35 (1987) 2, Seite 180

Published in: The Journal of Higher Education, 58 (1987) 1, Seite 110

Published in: Journal of Interdisciplinary History, 18 (1987) 2, Seite 381

Published in: Academe, 72 (1986) 5, Seite 34

Published in: The American Historical Review, 91 (1986) 2, Seite 454

Published in: History of Education Quarterly, 26 (1986) 3, Seite 461