Owing to the fact that a Living Reviews in Relativity article may evolve over time, we recommend to cite the article as follows:
Roberto Emparan and Harvey S. Reall,
"Black Holes in Higher Dimensions",
Living Rev. Relativity 11, (2008), 6. URL (accessed <date>):
http://www.livingreviews.org/lrr-2008-6
The date given as <date> then uniquely identifies the version of the article you are referring to.