TY  - BOOK
AU  - Dobson, K;
AU  - Holman, J.
AU  - Roberts, M.
TI  - Holt science spectrum: : Physical science 
SN  - 0030390931
AV  - Q161.2.D6 2006 
PY  - 2006///
CY  - Orlando
PB  - Holt, Rinchert Winston
KW  - Physical sciences
ER  -