Tohutoro APA (7th ed.)
Singleton, J. Manual of Structural Design. Ives and Sons.
Tohutoru Kātū Chicago (17th ed.)
Singleton, Jack. Manual of Structural Design. Topeka, EUA: Ives and Sons.
Tohutoro MLA (9th ed.)
Singleton, Jack. Manual of Structural Design. Ives and Sons.
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