Catalogue Persistent Identifier
https://nla.gov.au/nla.cat-vn5305812
APA Citation
Smith, Donald M. (1976). The KR-20 Reliability Coefficient as a Special Case of a More General Formula. [Washington, D.C.] : Distributed by ERIC Clearinghouse, https://eric.ed.gov/?id=ED126107
MLA Citation
Smith, Donald M. The KR-20 Reliability Coefficient as a Special Case of a More General Formula [microform] / Donald M. Smith Distributed by ERIC Clearinghouse [Washington, D.C.] 1976 <https://eric.ed.gov/?id=ED126107>
Australian/Harvard Citation
Smith, Donald M. 1976, The KR-20 Reliability Coefficient as a Special Case of a More General Formula [microform] / Donald M. Smith Distributed by ERIC Clearinghouse [Washington, D.C.] <https://eric.ed.gov/?id=ED126107>
Wikipedia Citation
{{Citation | title=The KR-20 Reliability Coefficient as a Special Case of a More General Formula [microform] / Donald M. Smith | author1=Smith, Donald M | year=1976 | publisher=Distributed by ERIC Clearinghouse | language=English }}