TY - BOOK AU - Rees,Ruth AU - Barr,George ED - Harper & Row Publishers TI - Diagnosis and prescription in the classroom: some common maths problems T2 - Harper education series SN - 0063182696 U1 - 510 23 PY - 1984///. CY - London: PB - Harper & Row, KW - Mathematics KW - Study and teaching N1 - Includes bibliography: (p.225-228) ER -