Johm Brunner's The Crucible of Time. There are only aliens in that book, even if the aliens behave quite humanly. https://en.wikipedia.org/wiki/The_Crucible_of

Johm Brunner's The Crucible of Time. There are only aliens in that book, even if the aliens behave quite humanly. https://en.wikipedia.org/wiki/The_Crucible_of_Time https://en.wikipedia.org/wiki/The_Crucible_of_Time