McKnight, Tom L. Physical geography : a landscape appreciation / Tom L. McKnight, Darrell Hess. - 6th ed. - Upper Saddle River, NJ : Prentice Hall, 2000. - xvii, 604 p. ISBN: 0130202630 : KES 700 Subjects--Topical Terms: Physical geography. LC Class. No.: GB54.5 / .M33 2000