TY  - BOOK
AU  - Asimov,Isaac
TI  - Why do we have different seasons?
SN  - 0836804392
AV  - QB637.4 .A75 1991
U1  - 508 
PY  - 1991///
CY  - Milwaukee
PB  - G. Stevens Children's Books
KW  - Seasons
KW  - Juvenile literature
KW  - sears
N1  - Includes bibliographical references (p. 23) and index; Accelerated Reader; Book Links; 4.6; 2-5
N2  - Describes how the seasons affect people and other living things
ER  -