TY  - BOOK
AU  - Tillery,Bill W.
TI  - Physical science
SN  - 0697138186
AV  - QD158 .T46 1993
PY  - 1993///
CY  - Dubuque, Iowa
PB  - Wm. C. Brown
KW  - Physical sciences
N1  - Includes index
ER  -