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Changing the roles and attitudes of teachers : the major task of curriculum reform / Alan B. Williams. by Series: Notes, Comments ; 112.
Material type: Text Text; Literary form: Not fiction
Publication details: París : New York : UNESCO : UNICEF, 1982
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 373.3 =20 WIL No.112.

Group work in primary schools : discussion paper on group work and optimum class size / by Alan B. Williams. by Series: Notes, comments ; 75
Material type: Text Text; Literary form: Not fiction
Publication details: París : New York : UNESCO ; UNICEF, 1981
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 373.3/.4(5) =20 WIL No. 75.

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