TY  - BOOK
AU  - O'Neill,Gerard K.
TI  - The High Frontier: Human Colonies in Space 
SN  - 0-688-03133-1
PY  - 1977///
CY  - New York
PB  - William Morrow and Co., Inc.
KW  - Space colonies
N1  - includes bibliographical references and index
ER  -