@book {309622,
	title = {Human Senescence: Evolutionary and Biocultural Perspectives},
	year = {2003},
	note = {<p>Cambridge Books Online</p>
},
	publisher = {Cambridge University Press},
	organization = {Cambridge University Press},
	isbn = {9780511542350},
	url = {http://dx.doi.org/10.1017/CBO9780511542350},
	author = {Douglas E. Crews}
}
