Heppenstall Company. Metallurgical Dept. (1948). Effects of alloying elements and the tensile and hardness properties of carbon and alloy steel (Rev. ed.). s.n.
Chicago-Zitierstil (17. Ausg.)Heppenstall Company. Metallurgical Dept. Effects of Alloying Elements and the Tensile and Hardness Properties of Carbon and Alloy Steel. Rev. ed. Pittsburgh: s.n, 1948.
MLA-Zitierstil (9. Ausg.)Heppenstall Company. Metallurgical Dept. Effects of Alloying Elements and the Tensile and Hardness Properties of Carbon and Alloy Steel. Rev. ed. s.n, 1948.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.