References:
54. Thorndike, E.L. Individuality, pp. 38, 51.
55a, 55b. Neuman, H. Moral Values in Secondary Education, United States Bureau of Education Bulletin, No. 51, 1917, pp. 18, 17.
56. Maxwell, W.H. A Quarter Century of Public School Development, p. 89.
57. Thorndike, E.L. The Elimination of Pupils from School, U.S. Bureau of Education Bulletin, No. 4, 1907, p. 10.
58. Farrington, F.E. French Secondary Schools, p. 124.
59. Inglis, A. Principles of Secondary Education, p. 669.
60. Committee of N.E.A. Vocational Secondary Education, U.S. Bureau of Education Bulletin No. 21, 1916, p. 58.
61. Breslich, E.R. Supervised Study as Supplementary Instruction, Thirteenth Yearbook, p. 43.
62. Minnick, J.H. “The Supervised Study of Mathematics,” School Review, 21-670.
63. Wiener, W. “Home Study Reform,” School Review, 20-526.
64. Colvin, S.S. An Introduction to High School Teaching, p. 366.
65. Brown, J.S. School and Home Education, February, 1915, p. 207.
66. Reavis, W.C. “Supervised Study,” in Parker’s Methods of Teaching in the High School, p. 398.