@book{213300,
	author = {Measurement and Evaluation Symposium and Zhu, Weimo},
	title = {Measurement issues in aging and physical activity/ c [edited by] Weimo Zhu, Wojtek Chodzko-Zajko.},
	publisher = {Human Kinetics},
	year = {c2006.},
	address = {Champaign, IL}
}