TY  - BOOK
AU  - Snow,Theodore P.
TI  - The dynamic universe: an introduction to astronomy 
SN  - 0314771042 
AV  - QB43.2 .S66 1991
U1  - 520 20
PY  - 1991///
CY  - St. Paul
PB  - West Pub. Co.
KW  - Astronomy
N1  - Includes bibliographical references and index
ER  -