Las Matematicas: Lenguaje Universal. Grados Intermedios, Nivel 4b: Division de Fracciones (Mathematics: A Universal Language. Intermediate Grades, Level 4b: Division of Fractions)
Fort Worth Independent School District, TX. Bilingual Education Program ; Dissemination and Assessment Center for Bilingual Education, Austin, TX
Dissemination and Assessment Center for Bilingual Education 1979
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