LEADER 00000nam 2200181 a 4500 001 0740065 003 UkHlHU 007 t 008 002607 3 1981 000 eng 020 0201102374 040 UkHlHU 050 4 QA 135.5 D4 245 00 Developing mathematical thinking :|ba reader /|cedited by Ann Floyd. 260 London :|bAddison-Wesley in association with the Open University Press,|c1981. 300 294p. 650 0 Mathematics|xStudy and teaching|xPsychological aspects. 650 0 Cognition in children. 700 1 Floyd, Ann. 710 2 Open University.
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