@inbook {18092,
	title = {Beyond AFSUN: Future directions and challenges for urban household food security},
	booktitle = {Food and nutrition security in Southern African cities},
	year = {2017},
	publisher = {Routledge and Earthscan},
	organization = {Routledge and Earthscan},
	author = {Jonathan Crush and Bruce Frayne and Cameron McCordic}
}
