Fire on earth. Scott, David M.J.S. Bowman, William J. Bond, Stephen J. Pyne, Martin E. AlexanderM. E. Alexander, W. J. Bond & 3 more2013PDF35 MBEN
Cost of producing pole beans in the Willamette Valley, Oregon / G.B. Davis, D. Curtis Mumford.George Davis1948EN
(Geological Society of America Special Papers volume 461) Steven J. Whitmeyer, David W. Mogk, Eric J. Pyle - Field Geology Education_ Historical Perspectives and Modern ApproachesAdonai de Aragon