Great Britain. Dept. of Education and Science. (1971). Potential and progress in a second culture: A survey of the assessment of pupils from overseas. H.M.S.O..
Παραπομπή σε μορφή Chicago (17η εκδ.)Great Britain. Dept. of Education and Science. Potential and Progress in a Second Culture: A Survey of the Assessment of Pupils from Overseas. London: H.M.S.O., 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Great Britain. Dept. of Education and Science. Potential and Progress in a Second Culture: A Survey of the Assessment of Pupils from Overseas. H.M.S.O., 1971.
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