TY  - GEN
AU  - Herda, D. J.
TI  - Research statellites
SN  - 0531103110
U1  - 621.382  
PY  - 1986///
CY  - New York : 
PB  - F. Watts
KW  - Scientific statellites
N1  - Includes biliographical references and index
ER  -