TY  - BOOK
AU  - Harlen, W
TI  - the teaching of science: studies in primary education
SN  - 1853461547
AV  - DUCE LB1585.5G7H38 
PY  - 1988///
CY  - London
PB  - David Fulton 
N1  - includes bibliographical references and index
ER  -