Gaya APA

Revuelta, D. et al (2009). SP 261-7 Experimental Study on a Barite Heavyweight Self-Consolidating Concrete . USA: American Concrete Institute.

Gaya MLA

Revuelta, D.. et al. "SP 261-7 Experimental Study on a Barite Heavyweight Self-Consolidating Concrete". USA: American Concrete Institute, 2009. Text.