TY  - BOOK
TI  - McDougall Littell science: : space science: unit assessment book
SN  - 9780618406548
U1  - DK12 507 [2009]
PY  - 2009///]
CY  - Evanston, Illinois
PB  - A Houghton Mifflin Company, 
KW  - Science
KW  - Study and teaching (Middle school)
ER  -