@book{12715,
	author = {Ebel, Robert L. and Frisbie, David A.},
	title = {Essentials of educational measurement},
	publisher = {Prentice-Hall},
	year = {c1986.},
	address = {Englewood Cliffs, N.J.},
	edition = {4th ed.},
	note = {Includes indexes.}
}