United States. Department of the Interior & ProQuest (Firm). (1908). Report on excavation and repair of the Spruce Tree House, Mesa Verde National Park, Colorado, in May and June, 1908. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of the Interior and ProQuest (Firm). Report on Excavation and Repair of the Spruce Tree House, Mesa Verde National Park, Colorado, in May and June, 1908. Washington: [publisher not identified], 1908.
MLA (9th ed.) CitationUnited States. Department of the Interior and ProQuest (Firm). Report on Excavation and Repair of the Spruce Tree House, Mesa Verde National Park, Colorado, in May and June, 1908. [publisher not identified], 1908.
Warning: These citations may not always be 100% accurate.