TY  - BOOK
AU  - Protheroe, William  
AU  - Capriotti, E. R.  Newsom, G. H. 
TI  - Exploring the universe
SN  - 0-675-08313-3
PY  - 1979///
CY  - Columbus
PB  - Charles E. Merrill Publishing
KW  - Universe
ER  -