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2
When practice meets policy in mathematics education: A 19 c..
OECD Education Working Papers, no.268
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4
Forty-fourth annual report of the National Advisory Committ..
United States congressional serial set ; serial set no. 12180;Senate document / 86th Congress, 1st session. Senate ; no. 6
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5
Thirty-seventh annual report of the National Advisory Commi..
United States congressional serial set ; serial set no. 11595;Senate document / 82nd Congress, 2nd session. Senate ; no. 93
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6
Annual report of the Board of Regents of the Smithsonian In..
United States congressional serial set ; serial set no. 11004;House document / 79th Congress, 1st session. House ; no. 13, pt. 1
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7
Yearbook of the United States Department of Agriculture, 19..
United States congressional serial set ; serial set no. 7190;House document / 64th Congress, 2nd session. House ; no. 1487
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8
Report of the National Conservation Commission, with accomp..
United States congressional serial set ; serial set no. 5399;Senate document / 60th Congress, 2nd session. Senate ; no. 676, vol.3
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9
Yearbook of the United States Department of Agriculture, 19..
United States congressional serial set ; serial set no. 5045;House document / 59th Congress, 1st session. House ; no. 892
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10
Yearbook of the United States Department of Agriculture. 19..
United States congressional serial set ; serial set no. 4385;House document / 57th Congress, 1st session. House ; no. 661
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11
Yearbook of the United States Department of Agriculture. 19..
United States congressional serial set ; serial set no. 4179;House document / 56th Congress, 2nd session. House ; no. 519
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14
Annual report of the American Historical Association for th..
United States congressional serial set ; serial set no. 6310;House document / 62nd Congress, 2nd session. House ; no. 154
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15
Annual report of the American Historical Association for th..
United States congressional serial set ; serial set no. 6064;House document / 61st Congress, 3rd session. House ; no. 1293