Folsom, R. E. [ca. 2014]. National assessment approach to sampling error estimation. In RTI Press Publication [Cd]. Research Triangle Park, NC: RTI Press/RTI International.
ISO-690 (author-date, English)FOLSOM, Ralph E., 2014. National assessment approach to sampling error estimation. Research Triangle Park, NC: RTI Press/RTI International. ISBN 9781934831137.
Modern Language Association 9th editionFolsom, R. E. „National assessment approach to sampling error estimation“. RTI Press Publication, cd, RTI Press/RTI International, 2014.
Mohr Siebeck - Recht (Deutsch - Österreich)Folsom, Ralph E.: National assessment approach to sampling error estimation, Research Triangle Park, NC 2014.
Emerald - HarvardFolsom, R.E. (2014), National assessment approach to sampling error estimation, RTI Press Publication, Bd. , RTI Press/RTI International, Research Triangle Park, NC.