Charles, Randall I.
Problem-solving experiences in mathematics : grade 8 : teacher sourcebook / Randall I. Charles, Robert P. Mason, Ethel Moffatt . - Menlo Park, US - Reading, US : Addison-Wesley , cop. 1985 . - 120 p. : il. ; 28 cm + Blackline masters.
ISBN 0-201-20298-0
Matemática
LCC QA11
Problem-solving experiences in mathematics : grade 8 : teacher sourcebook / Randall I. Charles, Robert P. Mason, Ethel Moffatt . - Menlo Park, US - Reading, US : Addison-Wesley , cop. 1985 . - 120 p. : il. ; 28 cm + Blackline masters.
ISBN 0-201-20298-0
Matemática
LCC QA11
