@book{5696,
	author = {Wall, William Douglas.},
	title = {Constructive education for adolescents /},
	publisher = {Unesco,},
	year = {c1977.},
	address = {Paris :},
	url = {http://www.worldcat.org/title/constructive-education-for-adolescents/oclc/4134842&referer=brief_results}
}