@book{239845,
	author = {Adolph, Karen E.},
	title = {Learning in the development of infant locomotion},
	publisher = {University of Chicago Press},
	year = {c1997.},
	series = {Monographs of the Society for Research in Child Development},
	address = {Chicago, IL},
	url = {http://www.loc.gov/catdir/enhancements/fy0608/98111048-d.html}
}