BENJAMIN, B. (1982). Structural Design With Plastics B.s Benjamin. Van Nostrand Reinhold.
Lua i Stíl Chicago (17ú heag.)BENJAMIN, B.S. Structural Design With Plastics B.s Benjamin. Van Nostrand Reinhold, 1982.
Lua MLA (8ú heag.)BENJAMIN, B.S. Structural Design With Plastics B.s Benjamin. Van Nostrand Reinhold, 1982.
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