PLOWS PLAGUES AND PETROLEUM HOW HUMANS T
RUDDIMAN WILLIAM F
PLOWS PLAGUES AND PETROLEUM HOW HUMANS T - New Jersey Princeton University Press 2007 - xiv, 226 p.; 23 cm.
363.738 RUD
PLOWS PLAGUES AND PETROLEUM HOW HUMANS T - New Jersey Princeton University Press 2007 - xiv, 226 p.; 23 cm.
363.738 RUD