TY  - BOOK
AU  - Harlan,Jean Durgin
AU  - Rivkin,Mary S.
TI  - Science experiences for the early childhood years: an integrated approach 
SN  - 0-13-099957-1
U1  - 372.35 HAR 21
PY  - 2000///
CY  - Upper Saddle River, N.J.
PB  - Merrill
N1  - Includes bibliographical references and index
ER  -