TY  - BOOK
AU  - Littmann, Mark
TI  - Planets beyond : discovering the outer solar system
SN  - 9780486436029
SN  - 200404930
U1  - 523.47 LIT 
PY  - 2004///
CY  - Mineola, NY
PB  - Dover Publications
KW  - Neptune (Planet)
KW  - Pluto (Dwarf planet)
KW  - Uranus (Planet)
N1  - Originally published: Updated and rev. New York : J. Wiley, c1990, in series: Wiley science editions. Includes bibliographical references and index
ER  -