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| 050 | 0 | 0 | ‡aQA14.B6 ‡bL63 1990 |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)25008807 |
| 100 | 1 | ⊔ | ‡aLockheed, Marlaine E |
| 245 | 1 | 0 | ‡aSchool effects on achievement in secondary mathematics and Portuguese in Brazil / ‡cMarlaine E. Lockheed and Barbara Bruns |
| 260 | ⊔ | ⊔ | ‡aWashington, D.C. (1818 H St., NW, Washington 20433) : ‡bPopulation and Human Resources Dept., World Bank, ‡c[1990] |
| 300 | ⊔ | ⊔ | ‡a26 p. ; ‡c28 cm |
| 490 | ⊔ | 0 | ‡aPolicy, research, and external affairs working papers ; ‡vWPS 525 |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aAcademic achievement ‡zBrazil |
| 650 | ⊔ | 0 | ‡aPortuguese language ‡xStudy and teaching (Secondary) ‡zBrazil |
| 650 | ⊔ | 0 | ‡aMathematics ‡xStudy and teaching (Secondary) ‡zBrazil |
| 700 | 1 | ⊔ | ‡aBruns, Barbara |
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