Williams, Lynn B.; Heitshusen, Valerie (November 28, 2016). Defense Primer: Navigating the NDAA(PDF). Washington, DC: Congressional Research Service. Archived(PDF) from the original on August 9, 2020. Retrieved November 11, 2018.
Williams, Lynn B.; Heitshusen, Valerie (November 28, 2016). Defense Primer: Navigating the NDAA(PDF). Washington, DC: Congressional Research Service. Archived(PDF) from the original on August 9, 2020. Retrieved November 11, 2018.