Are we alone? Life beyond Earth

The list author says:
	"A classic on this theme . Dated in points, still a good introduction""

The list author says:
	"A masterpiece on "Life as we don't know it""

The list author says:
	"Unsurpassed in  scientifically based speculative imagination"

The list author says:
	"An ingenious update , full of interesting speculations and intuitions"

The list author says:
	"A learned objection to the "rare Earth " ipothesis"

The list author says:
	"And this is an ultimate expansion on the theme of "Life beyond Earth" A wonderfully imaginative yet rigorous science book""

The list author says:
	"50 possible answers to the question "Are we Alone? Take your pic..."

The list author says:
	"How we imagine E.T."

The list author says:
	"An oldie but goldie!"

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	"Interesting illustrated books!"

The list author says:
	"A must have for the science fiction fan"

The list author says:
	"Where is Everybody? A new summary by the great science writer Paul Davies"

The list author says:
	"he latest on the search for  extraterrestrial life in the solar system"

The list author says:
	"And how do we find them?"