@book{7049,
	author = {Pelto, Pertti J. and Pelto, Gretel H.,},
	title = {Anthropological research :},
	publisher = {Cambridge University Press,},
	year = {1978.},
	address = {Cambridge ;},
	edition = {2d ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/cam032/76062583.html}
}