Popham, W. J. (1971). Criterion-Referenced Measurement: An introduction. Educational Technology Publications.
Citazione stile Chigago Style (17a edizione)Popham, W. James. Criterion-Referenced Measurement: An Introduction. Englewood Cliffs: Educational Technology Publications, 1971.
Citatione MLA (9a ed.)Popham, W. James. Criterion-Referenced Measurement: An Introduction. Educational Technology Publications, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.