American Concrete Institute. (1971). Cement and Concrete Research. Pergamon Press.
Cita Chicago Style (17a ed.)American Concrete Institute. Cement and Concrete Research. Elmsford, NY: Pergamon Press, 1971.
Cita MLA (8a ed.)American Concrete Institute. Cement and Concrete Research. Pergamon Press, 1971.
Precaución: Estas citas no son 100% exactas.