TY  - BOOK
AU  - Silverberg,Robert
TI  - To open the sky
SN  - 0425038106 (pbk.) :
PY  - 1978///
CY  - New York
PB  - Berkley
KW  - Science fiction
KW  - gsafd
N1  - A Berkley book
UR  - http://www.archive.org/details/toopensky00silv
UR  - http://www.openlibrary.org/books/OL17583463M
ER  -