Cita APA (7a ed.)

Pencoyd Iron Works. (1885). Wrought iron and steel in construction: Convenient rules, formulae, and tables for the strength of wrought iron shapes used as beams, struts, shafts, etc (2d ed., rev. and enl.). J. Wiley.

Cita Chicago Style (17a ed.)

Pencoyd Iron Works. Wrought Iron and Steel in Construction: Convenient Rules, Formulae, and Tables for the Strength of Wrought Iron Shapes Used as Beams, Struts, Shafts, Etc. 2d ed., rev. and enl. New York: J. Wiley, 1885.

Cita MLA (8a ed.)

Pencoyd Iron Works. Wrought Iron and Steel in Construction: Convenient Rules, Formulae, and Tables for the Strength of Wrought Iron Shapes Used as Beams, Struts, Shafts, Etc. 2d ed., rev. and enl. J. Wiley, 1885.