United States. Congress. Senate. Committee on Interior and Insular Affairs & ProQuest (Firm). (1970). Improving the Administration of the National Park System. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Interior and Insular Affairs and ProQuest (Firm). Improving the Administration of the National Park System. Washington: [publisher not identified], 1970.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Interior and Insular Affairs and ProQuest (Firm). Improving the Administration of the National Park System. [publisher not identified], 1970.
Warning: These citations may not always be 100% accurate.