Kenny, M. F. (1977). Concrete Estimating Handbook Michael F. Kenny. Van Nostrand Reinhold.
Lua i Stíl Chicago (17ú heag.)Kenny, Michael F. Concrete Estimating Handbook Michael F. Kenny. Van Nostrand Reinhold, 1977.
Lua MLA (8ú heag.)Kenny, Michael F. Concrete Estimating Handbook Michael F. Kenny. Van Nostrand Reinhold, 1977.
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