"Quercus marilandica". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014. Retrieved 31 October 2017.
Hogan, C. Michael (26 November 2012). "Oak". In Dawson, A.; Cleveland, C.J. (eds.). Encyclopedia of Earth. Washington DC: National Council for Science and the Environment. Archived from the original on May 23, 2013.
eol.org
Shapiro, Leo (28 September 2012). "Quercus marilandica – Blackjack Oak". Encyclopedia of Life. Biodiversity Heritage Library. Retrieved 31 October 2017.
Engle, David M. (18 March 1997). "Oak ecology". Stillwater, Oklahoma: Division of Agricultural Sciences and Natural Resources, Oklahoma State University. Retrieved 31 October 2017.
Klingaman, Gerald (September 22, 2000). "Plant of the Week: Blackjack Oak". Extension News. University of Arkansas Division of Agriculture. Retrieved 31 October 2017.
Hogan, C. Michael (26 November 2012). "Oak". In Dawson, A.; Cleveland, C.J. (eds.). Encyclopedia of Earth. Washington DC: National Council for Science and the Environment. Archived from the original on May 23, 2013.