@book{87581,
	author = {Verkuyl, Johannes.},
	title = {Etika Kristen},
	publisher = {Badan Penerbit Kristen,},
	year = {1964.},
	series = {Seri etika Kristen, djil. 1},
	address = {Djakarta,},
	edition = {Tjet. 3.}
}