TY  - BOOK
AU  - Esler,William K.
AU  - Esler,Mary K.
TI  - Teaching elementary science: a full spectrum science instruction approach 
SN  - 0534508340
PY  - 2001///
CY  - Belmont, Calif.
PB  - Wadsworth/Thomson Learning
KW  - Science
KW  - Study and teaching (Elementary)
N1  - Includes bibliographical references and index
ER  -