Interstate 2 (Polish Wikipedia)

DaveD. Hendricks DaveD., With new highway about halfway complete, Peñitas poised for growth [online], Progress Times, 28 lutego 2021 [dostęp 2022-05-08] [zarchiwizowane z adresu 2021-04-13] (ang.).

state.tx.us (Global: 1,282^nd place; Polish: low place)

Transportation Planning and ProgrammingT.P.P. Division, Interstate Highway No. 2, [w:] Highway Designation Files, Texas Department of Transportation [dostęp 2022-05-08] (ang.).

Special Committee on U.S. RouteS.C.U.S.R. Numbering, SCOH Report from Special Committee on U.S. Route Numbering Annual Meeting (Report) [PDF], Waszyngton: American Association of State Highway and Transportation Officials, 16 listopada 2012 [zarchiwizowane] (ang.).

La Joya Bypass Presentation [PDF] [online], Texas Department of Transportation, 15 listopada 2012 [dostęp 2022-05-08] (ang.).

Special Committee on U.S. RouteS.C.U.S.R. Numbering, Special Committee on US Route Numbering Report to SCOH on May 3, 2013 Meeting (Report) [PDF], Waszyngton: American Association of State Highway and Transportation Officials, 4 maja 2013 [zarchiwizowane 2018-09-10] (ang.).
MarkM. Nino MarkM., Texas Transportation Commission Approves Interstate 69 System, KVEO-TV, Brownsville, 31 maja 2013 [zarchiwizowane 2013-10-19] (ang.).
SteveS. Taylor SteveS., Over 100 Miles of Valley Highways To Be Designated Interstate, Rio Grande Guardian, McAllen, 30 maja 2013 [zarchiwizowane 2013-05-04] (ang.).
SteveS. Clark SteveS., Interstate Link to Valley Moves Closer to Reality, Official Says, Brownsville Herald, 8 sierpnia 2011 [zarchiwizowane 2020-04-04] (ang.).
DaveD. Hendricks DaveD., With new highway about halfway complete, Peñitas poised for growth [online], Progress Times, 28 lutego 2021 [dostęp 2022-05-08] [zarchiwizowane z adresu 2021-04-13] (ang.).