Highlighted materials are considered authentic and/or official, and they are the Bluebook preferred source. The Bluebook: A Uniform System of Citation 266 tbl.T.1, R. 18.2, at 179 (Columbia Law Review Ass’n et al. eds., 20th ed. 2015).
Further guidance for Louisiana-specific materials and customs, along with historical materials, can be found in Mary Garvey Algero, Louisiana Legal Research App'x A. (2d ed. 2013) and M.A. Cunningham, Guide to Louisiana and Selected French Legal Materials and Citation, 67 Tul. L. Rev. 1305 (1993).