Rykwert, Joseph
On Adam`s house in Paradise : the idea of the primitive hut in architectural history
MIT Press, 1981
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Adam, Leonhard
Primitive Art / Leonhard Adam
Penguin Books, 1949
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The idea of the city : architectural associations
edited by Robin Middleton
MIT Press, 1996
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The idea of History/by R.G. Collingwood
by R.G. Collingwood
Clarendon Press, 1946
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Schlatter, Richard
Private property: the history of an idea
George Allen & Uwin , 1951
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