Journal Article
Powell, B.
Powell, B., Maundu, P., Kuhnlein, H.V., Johns, T. . 2013. Wild foods from farm and forest in the east Usambara mountains, Tanzania Ecology of Food and Nutrition, 52 (6) : 451-478. Taylor and Francis. http://dx.doi.org/10.1080/03670244.2013.768122