Lantis, David W. (in collaboration with Steiner, Rodney, and Karinen, Arthur E.). California : Land of Contrast. Belmont (Calif.), Wadswirth Publishing Co., 1963. xvii plus 509 pp., maps, photos, appendices, bibliography, index / Wills, Bernt Lloyd. North Dakota : the Northern Prairie State. Ann Arbor (Mich.), Edwards Brothers, 1963. xi plus 318 pp., maps, photos, tables, index. - Crowley, John (Cahiers de géographie du Québec, 1965)