TY  - BOOK
AU  - Esler,William K.
AU  - Esler,Mary K.
TI  - Teaching elementary science
SN  - 0534095283
AV  - LB1585LB1585 .E84 1989.E84
U1  - 372.3/5044 19
PY  - 1989///
CY  - Belmont, Calif.
PB  - Wadsworth Pub. Co.
KW  - Science
KW  - Study and teaching (Elementary)
N1  - Includes bibliographies and index
ER  -