Cita APA (7th ed.)

(1996). Allowable stress design: Specification for estructural joints using ASTM A325 or A490 bolts. American Institute of Steel Construction.

Cita Chicago (17th ed.)

Allowable Stress Design: Specification for Estructural Joints Using ASTM A325 or A490 Bolts. Chicago: American Institute of Steel Construction, 1996.

Cita MLA (9th ed.)

Allowable Stress Design: Specification for Estructural Joints Using ASTM A325 or A490 Bolts. American Institute of Steel Construction, 1996.