Introduction to secondary school mathematics. - School Mathematics Study Group; Haag, Vincent H. (New Haven Yale University Press, 1961)
First published in 1959 under title: Mathematics for junior high school.
Vol.1 : Pt.1, Unit 37-- Pt.2, Unit 38-- vol.1, Unit 39, TG-- Vol.2 : Pt.1, Unit 40-- Pt.2, Unit 41-- Vol.2, Unit 42, TG
Keywords: Mathematics -- Study and teaching (Secondary)