1. Abidjan, Conference on ?Mathématique et Milieu en Afrique? 1978-Report to appear (Conference included presentations and working groups devoted to linguistic problems).
2. Accra workshop, Languages and the Teaching of Science and Mathematics with Special Reference to Africa, London, Commonwealth Ass. for Science and Maths Edn., 1975. Report of seminar held from 27 Oct?1 Nov. 1975. Papers by Taiwo and Mmari. Bibliography (27).
3. Adelman, C. and Walker, R., Flander's System for the Analysis of Classroom Interaction-a Study of Failure in Research, CARE, University of East Anglia, 1973.
4. Aiken, L. R., ?Verbal Factors in Mathematics Education: a Review of Research?, J. Res. Ed. 2, (1971), 304?313. A precursor-taking a more limited view-of Aiken (1972).
5. Aiken, L. R., Language Factors in Learning Mathematics, Mathematics Education Reports, ERIC, October 1972. A survey report with good bibliography (96). Considers factors affecting mathematical ability and experimental evidence, including readability tests, and the importance of verbalisation in conceptual learning. Relation between reading and mathematical development; the latter possibly similar to second language learning? Communication.