TY  - BOOK
AU  - Vessel,Matthew F.
TI  - Elementary school science teaching
T2  - The Library of education
U1  - 372.3 
PY  - 1963///-
CY  - Washington, New Delhi
PB  - Centre for Applied Research in Education, Prentice-Hall
KW  - Science
KW  - Study and teaching (Elementary)
N1  - Includes bibliographies and index
ER  -