@book{15616,
	author = {Block, Michael K and Bach, George Leland,},
	title = {Student workbook [for] Economics :},
	publisher = {Prentice-Hall,},
	year = {c1977},
	address = {Englewood Cliffs, N. J. :},
	edition = {9th ed},
	note = {"... designed specifically to accompany G. L. Bach's introductory text, Economics : an introduction to analysis and policy, 9th ed. ..."}
}