@inbook {1831,
	title = {Some how and which for practical tailored testing},
	year = {1980},
	address = {L. J. T. van der Kamp, W. F. Langerak and D.N.M. de Gruijter (Eds): Psychometrics for educational debates (pp. 189-206). New York: John Wiley and Sons. Computer-Assisted Instruction, Testing, and Guidance (pp. 139-183). New York: Harper and Row.},
	author = {Lord, F. M.,}
}
