Mathematics for the elementary school Book K-3 Leslie Beatty ... [et al.]. - School Mathematics Study Group; Beatty, Leslie (New Haven Yale University Press, 1963)
Bk.K : TG, Unit 51-- Book1 : Unit 52, TG, Unit 53-- Bk.2, Unit 54, TG, Unit 55-- Bk.3 : Pt.1, Unit 56 -- Pt.2, Unit 57-- Bk.3 : TG, Pt.1, Unit 58-- Pt.2, Unit 59
Keywords: Mathematics -- Study and teaching (Elementary).