. . . . . . . . "Up from Dragons: The evolution of human intelligence" . . . "48588305" . . . . . . . . "BF431 .S558 2002" . . "418" . . . . . "Up From Dragons: The Evolution of Human Intelligence" . "0-07-137825-1" . "Up from Dragons: The evolution of intelligence" . "Up from Dragons" . . "Up from Dragons" . "155.7 21" .