Petherick, T. (1849). Reports on the coal properties owned by the Pequa Railroad and Improvement Company and the Dauphin and Susquehanna Coal Company. H. Cogswell.
Chicago-Zitierstil (17. Ausg.)Petherick, Thomas. Reports on the Coal Properties Owned by the Pequa Railroad and Improvement Company and the Dauphin and Susquehanna Coal Company. New York: H. Cogswell, 1849.
MLA-Zitierstil (9. Ausg.)Petherick, Thomas. Reports on the Coal Properties Owned by the Pequa Railroad and Improvement Company and the Dauphin and Susquehanna Coal Company. H. Cogswell, 1849.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.