P.I.P. developmental charts
By: compiled by Dorothy M. Jeffree [and] Roy McConkey.
Contributors: McConkey, Roy.; Hester Adrian Research Centre.; Parental Involvement Project.
Publisher: Hester Adrian Research Centre, University of Manchester
Published: 1976
Place of publication: Manchester
Language: eng
Notes: 'The charts arose out of the Parental Involvement Project directed by the authors and financed by the Department of Health and Social Securityand the Department of Education and Science' - front cover.