@book{29541,
	author = {Gray, John and 张草纫},
	title = {人类幸福论:},
	publisher = {商務印書館,},
	year = {2017, c1963},
	series = {汉译世界学术名著丛书},
	address = {北京：},
	note = {Translation of:  Lecture on human happiness.}
}