@book{75606,
	author = {Grossman, Sheila. and Valiga, Theresa M.},
	title = {The new leadership challenge},
	publisher = {F.A. Davis,},
	year = {c2013.},
	address = {Philadelphia :},
	url = {http://portal.igpublish.com/iglibrary/search/FADAVISB0000230.html}
}