TY  - BOOK
AU  - Tibble,J.W.,series ed.
TI  - Perspectives on plowden
SN  - 710063598
U1  - 372.241/PET/372.241/PER 
PY  - 1969///
CY  - London
PB  - Routledge & Kegan Paul
KW  - Elementary Education
N1  - Includes bibliographical references
ER  -