TY  - BOOK
AU  - Seeds,Michael A.
TI  - Horizons: exploring the universe 
SN  - 0534189369 (alk. paper)
AV  - QB45 .S44 1993
U1  - 520 20
PY  - 1993///
CY  - Belmont, Calif.
PB  - Wadsworth
KW  - Astronomy
N1  - Includes bibliographical references and index
ER  -