Lua APA (7ú heag.)

Howe, H. M. (1891). The metallurgy of steel (2d ed., rev. and enl.). Scientific Pub. Co..

Lua i Stíl Chicago (17ú heag.)

Howe, Henry Marion. The Metallurgy of Steel. 2d ed., rev. and enl. New York: Scientific Pub. Co., 1891.

Lua MLA (8ú heag.)

Howe, Henry Marion. The Metallurgy of Steel. 2d ed., rev. and enl. Scientific Pub. Co., 1891.

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