Dyfyniad APA
AISC. (1989). Mannual of Steel Construction: Allowable Stress Design (9th ed.). AISC.
Dyfyniad Arddull Chicago
AISC. Mannual of Steel Construction: Allowable Stress Design. 9th ed. Chicago: AISC, 1989.
Dyfyniad MLA
AISC. Mannual of Steel Construction: Allowable Stress Design. 9th ed. AISC, 1989.
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