TY  - BOOK
AU  - Hartmann,William K.
TI  - Astronomy, the cosmic journey
SN  - 0534079385
AV  - QB45 .H32 1987
U1  - 520 19
PY  - 1987///
CY  - Belmont, California
PB  - Wadsworth Publishing Company
KW  - Astronomy
N1  - Bibliography: pages 523-534; Includes index; Bibliography: p. 523-534
ER  -