@book{57994,
	author = {Yoo-kyung (柳慶) and Yoo, Kyungho (兪景晧)},
	title = {노화와 심리 = Aging and psychology / },
	publisher = {Hakji Branch,},
	year = {2014.},
	address = {Seoul:},
	note = {This book was published with the support of the National Research Foundation of Korea with funding from the government (Ministry of Education, Science and Technology) in 2012 (NRF-2012-S1A3A2-033609).}
}