Dyfyniad APA
American Institute of Steel Construction. (1960). Specification for architecturally exposed structural steel: Adopted by the American Inst. of Steel Constr., August, 1960. AISC.
Dyfyniad Arddull Chicago
American Institute of Steel Construction. Specification for Architecturally Exposed Structural Steel: Adopted by the American Inst. of Steel Constr., August, 1960. New York, N.Y: AISC, 1960.
Dyfyniad MLA
American Institute of Steel Construction. Specification for Architecturally Exposed Structural Steel: Adopted by the American Inst. of Steel Constr., August, 1960. AISC, 1960.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.