TY  - BOOK
AU  - Katz, Nevin
TI  - Constructing the earth: : middle and high school/  
SN  - 978-0-86530-542-7
U1  - GC 550.7 K19 2009 
PY  - 2009///.
CY  - Nashville, Tennessee: 
PB  - Incentive Publications, 
KW  - Science.
KW  - Solar system
KW  - Earth.
ER  -