Deismireacht APA

(1995). A geography of Pennsylvania. University Park: Pennsylvania State University Press.

Trích dẫn kiểu Chicago

A Geography of Pennsylvania. University Park: Pennsylvania State University Press, 1995.

Deismireacht MLA

A Geography of Pennsylvania. University Park: Pennsylvania State University Press, 1995.

Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.