Keller, Edward A. Natural hazards : earth's processes as hazards, disasters, and catastrophes / Edward A. Keller; Duane E. DeVecchio ; with assistance from Robert H. Blodgett. - 4th ed. - Boston : Pearson, 2015. - xx, 554 p. : ill. (chiefly col.) ; 28 cm. Includes index. Includes bibliographical references. ISBN: 9780321939968 (pbk.) Subjects--Topical Terms: Natural disasters.