quarta-feira, 23 de abril de 2014
Methodology of teaching mathematics in secondary school," Collection of Scientific Papers of the Yaroslavl Pedagogical Institute. Issue 115 (1973)
Methodology of teaching mathematics in secondary school," Collection of Scientific Papers of the Yaroslavl Pedagogical Institute. Issue 115 (1973)
LINK
https://www.mediafire.com/?f84z0pvowg4f2x3
LINK
https://www.mediafire.com/?f84z0pvowg4f2x3
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