Bell, A. W. (1980). The nature of mathematical learning: Some comparisons with language. Shell Centre for Mathematical Education, Univ. of Nottingham.
Chicago-Zitierstil (17. Ausg.)Bell, Alan William. The Nature of Mathematical Learning: Some Comparisons with Language. Nottingham: Shell Centre for Mathematical Education, Univ. of Nottingham, 1980.
MLA-Zitierstil (9. Ausg.)Bell, Alan William. The Nature of Mathematical Learning: Some Comparisons with Language. Shell Centre for Mathematical Education, Univ. of Nottingham, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.