Hunger signs in crops a symposium
Sprague, Howard B., ed.
Hunger signs in crops a symposium edited by Howard B.Sprague - 3rd ed. - New York David Mckay 1964 - xxi, 467p.; 23cm.
581.13 SP72H
Hunger signs in crops a symposium edited by Howard B.Sprague - 3rd ed. - New York David Mckay 1964 - xxi, 467p.; 23cm.
581.13 SP72H
