Merttens Ruth Ed Partnerships in Maths Parents and schools the impact project. Merttens Ruth Ed; Vass Jeff Ed - London Falmer Press UK 1993 - 256 p. cm. ISBN: 0750701552 Standard No.: 19574 Source: Textual Subjects--Topical Terms: EDUCATION Dewey Class. No.: T:3(B):(T22), N3