APA-viite (7. p.)

Hartop, H. (1843). A paper on the relative properties of iron, made by the use of cold and hot air blast, in the smelting furnace: Read before the West-Riding Geological and Polytechnic Society, July, 1842. [s.n.].

Chicago-viite (17. p.)

Hartop, Henry. A Paper on the Relative Properties of Iron, Made by the Use of Cold and Hot Air Blast, in the Smelting Furnace: Read Before the West-Riding Geological and Polytechnic Society, July, 1842. Leeds: [s.n.], 1843.

MLA-viite (8. p.)

Hartop, Henry. A Paper on the Relative Properties of Iron, Made by the Use of Cold and Hot Air Blast, in the Smelting Furnace: Read Before the West-Riding Geological and Polytechnic Society, July, 1842. [s.n.], 1843.