found: The world factbook, via WWW, May 25, 2016(Antigua and Barbuda. Location: Caribbean, islands between the Caribbean Sea and the North Atlantic Ocean, east-southeast of Puerto Rico. Nationality: noun: Antiguan(s), Barbudan(s); adjective: Antiguan, Barbudan. Languages: English (official), Antiguan creole)
found: Dickson, P. Labels for locals, 2006(Antigua and Barbuda: both "Antiguans" and "Barbudans" live here)
found: International thesaurus of refugee terminology, 1989(Barbudans. RT Antiguans)
found: IPUMS ancestry code conversions 1990 ancestry codes, via WWW, May 25, 2016(Antigua Islander (Antiguan, Barbuda Islander, Barbudan, Redonda Islander))
found: Worldmark encyclopedia of cultures and daily life, 2009, via Gale virtual reference library, May 25, 2016:v. 2 (Antiguans and Barbudans. Location: Antigua and Barbuda. Language: English; Creole dialect, Spanish. nation of Antigua and Barbuda, located in the Leeward Islands, consists of two islands lying approximately 43 km (27 mi) apart and also encompasses a third, uninhabited island, Redonda)
found: Encyclopedia of world cultures, ©1991-©1996, via Gale virtual reference library, May 25, 2016:v. 8 (Antiguans and Barbudans)
found: Cambridge dictionaries online, May 25, 2016(Barbudan noun: a person from Barbuda)
found: Oxford dictionaries online, May 25, 2016(Barbudan noun: A native or inhabitant of the Caribbean island of Barbuda; usage example: "the food eaten by Antiguans and Barbudans")
notfound: LCSH, May 25, 2016
