▁S . ▁Ash ▁and ▁C . ▁Bo berg . ▁( 2 0 0 5 ). ▁The ▁at las ▁of ▁North ▁American ▁English : ▁ph on et ics , ▁ph on ology , ▁and ▁sound ▁change . ▁M out on ▁de ▁Gru yter . ▁▁ ▁L ay ton , ▁N . ▁N . ▁( 1 9 9 9 ). ▁The ▁dialect ▁of ▁western ▁Pennsylvania : ▁evaluation ▁of ▁ten ▁sounds . ▁Master ' s ▁th esis . ▁Got eb urg , ▁Sweden : ▁University ▁of ▁Got eb urg . ▁Mac au ley , ▁R . ▁( 1 9 8 5 ). ▁The ▁narr ative ▁skills ▁of ▁a ▁Scottish ▁coal ▁min er . ▁F ocus ▁on : ▁Scotland . ▁Ed . ▁by ▁M . ▁Gor lach . ▁Philadelphia , ▁John ▁Ben j am ins : ▁ 1 0 1 - 1 2 4 . ▁ ▁Mont gom ery , ▁M . ▁B . ▁( 1 9 9 7 ). ▁A ▁tale ▁of ▁two ▁Georges : ▁the ▁language ▁of ▁Irish ▁Indian ▁trad ers ▁in ▁colonial ▁North ▁America . ▁F ocus ▁on : ▁Ireland . ▁Ed . ▁by ▁J . ▁K allen . ▁Philadelphia , ▁John ▁Ben j am ins . ▁ 2 1 : ▁ 2 2 7 - 2 5 4 . ▁ ▁Sim pson , ▁J . A . ▁and ▁E . S . C . ▁We iner , ▁Ed s . ▁( 1 9 9 1 ). ▁Comp act ▁Oxford ▁English ▁Dictionary . ▁ 2 nd ▁Ed . ▁Cambridge : ▁Oxford ▁UP . ▁