@book{296874,
	author = {Nybell, Lynn M.},
	title = {Childhood, Youth, and Social Work in Transformation :},
	publisher = {Columbia University Press,},
	year = {2009.},
	address = {New York :},
	url = {https://login.ezproxy.pucpr.edu/login?url=https://ebookcentral.proquest.com/lib/pucpr-ebooks/detail.action?docID=908655}
}