Marks, Jonathan What it Means to be 98% Chimpanzee: Apes, People, and Their Genes, University of California Press, 2003 ISBN 0-520-24064-2 p. xviii [1] (页面存档备份,存于互联网档案馆)
Marks, Jonathan What it Means to be 98% Chimpanzee: Apes, People, and Their Genes, University of California Press, 2003 ISBN 0-520-24064-2 p. xviii [1] (页面存档备份,存于互联网档案馆)