Webb, W. P. (1931). The great plains. Grosset and Dunlap.
Chicago Style (17th ed.) CitationWebb, Walter Prescott. The Great Plains. New York, Estados Unidos: Grosset and Dunlap, 1931.
MLA (9th ed.) CitationWebb, Walter Prescott. The Great Plains. Grosset and Dunlap, 1931.
Warning: These citations may not always be 100% accurate.
