Lemon, J. T. (1972). The best poor man's country: A geographical study of early southeastern Pennsylvania. Johns Hopkins Press.
Chicago-Zitierstil (17. Ausg.)Lemon, James T. The Best Poor Man's Country: A Geographical Study of Early Southeastern Pennsylvania. Baltimore: Johns Hopkins Press, 1972.
MLA-Zitierstil (9. Ausg.)Lemon, James T. The Best Poor Man's Country: A Geographical Study of Early Southeastern Pennsylvania. Johns Hopkins Press, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.