TY  - BOOK
AU  - Ley,Willy
AU  - Polgreen,John
ED  - American Astronautical Society
TI  - Space stations
U1  - 629.13 
PY  - 1958///
CY  - [S.l.]
PB  - Guild Press
KW  - Space stationses
KW  - Astronautics
KW  - International cooperationes
ER  -