@book{361043,
	author = { Hein, Morris   and Bible Society of South Africa and  Hein, Morris   and Bible Society of South Africa},
	title = {Introduction to chemistry },
	publisher = {Wiley,},
	year = {2011.},
	address = {Hoboken, N.J.: },
	edition = {13th ed., international student version.},
	note = {International student version.}
}