History


Help on query formulation
Classroom materials for grade 9 with consolidated mathematics teaching. Materialy dlya raboty v IX klasse s uglublennym izucheniem matematiki. Materialien fuer die Arbeit in Klasse 9 mit vertieftem Mathematikunterricht. (Russian)
Mat. Shk. (1990) (no.3) p. 40-46. CODEN: MTSHA4 [ISSN 0025-5181]
Valid XHTML 1.0 Transitional Valid CSS!