Citing this Article
 

Owing to the fact that a Living Reviews article may evolve over time, we recommend to cite the article as follows:

Guido Van Huylenbroeck and Valerie Vandermeulen and Evy Mettepenningen and Ann Verspecht ,
"Multifunctionality of Agriculture:
A Review of Definitions, Evidence and Instruments",
Living Rev. Landscape Res. 1,  (2007),  3. URL (cited on <date>):
http://www.livingreviews.org/lrlr-2007-3

The date given as <date> then uniquely identifies the version of the article
you are referring to.