Construction, 8. A. I. o. S. (1976). Specification for structural joints using ASTM A325 or A490 bolts. New York : American Institute of Steel Construction.
Cita Chicago (17th ed.)Construction, 8842 American Institute of Steel. Specification for Structural Joints Using ASTM A325 or A490 Bolts. New York : American Institute of Steel Construction, 1976.
Cita MLA (9th ed.)Construction, 8842 American Institute of Steel. Specification for Structural Joints Using ASTM A325 or A490 Bolts. New York : American Institute of Steel Construction, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.