TY  - BOOK
AU  - HORN, Mary
AU  - Horn,Mary
ED  - Schools Council (Great Britain)
TI  - Children and plastics, Stages 1 and 2 and background: a unit for teachers 
SN  - 0356043525
PY  - 1974///
CY  - London
PB  - Published for the Schools Council by Macdonald Educational
KW  - Science
KW  - Study and teaching (Elementary)
KW  - Plastics
N1  - Includes index
ER  -