Johnson, W. R. (1838). Experiments on two varieties of iron: Manufactured at the Adirondack works, directly from the magnetic ore of McIntyre, Essex County, New York. s.n.
Chicago-Zitierstil (17. Ausg.)Johnson, Walter Rogers. Experiments on Two Varieties of Iron: Manufactured at the Adirondack Works, Directly from the Magnetic Ore of McIntyre, Essex County, New York. S.l: s.n, 1838.
MLA-Zitierstil (9. Ausg.)Johnson, Walter Rogers. Experiments on Two Varieties of Iron: Manufactured at the Adirondack Works, Directly from the Magnetic Ore of McIntyre, Essex County, New York. s.n, 1838.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.