books.google.com - In this new fourth edition, Campbell has revised and updated his classic introduction to the field. Human Evolution synthesizes the major findings of modern research and theory and presents a complete and integrated account of the evolution of human beings. New developments in microbiology and recent...http://books.google.com/books/about/Human_Evolution.html?id=p-L-1BXTNLEC&utm_source=gb-gplus-shareHuman Evolution