@book{19944,
	author = {Sierra, Kathy, and Bates, Bert.},
	title = {OCA/OCP Java SE 7 programmer I & II study guide (exams 1Z0-803 & 1Z0-804) /},
	publisher = {McGraw-Hill Education,},
	year = {c2015},
	address = {New York :},
	note = {Includes index.}
}