APA (7th ed.) Citation

Manni, M. F. (2013). Lincoln Boyhood National Memorial visitor study: Summer 2012. U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science.

Chicago Style (17th ed.) Citation

Manni, Marc F. Lincoln Boyhood National Memorial Visitor Study: Summer 2012. Fort Collins, Colorado: U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2013.

MLA (9th ed.) Citation

Manni, Marc F. Lincoln Boyhood National Memorial Visitor Study: Summer 2012. U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2013.