ERIC DOCUMENTS
Gottfredson, L. S. (1980). How valid are occupational reinforcer pattern scores? (Report No. CSOS--R-92).
Baltimore, MD: Johns Hopkins University, Center for Social Organization of Schools. ERIC
Document ED182465.
APA says to enclose additional information needed for identification of a publication (report number, etc.) in parentheses after the title, as above. (p. 185). In the example for an ERIC document retrieved from a database, the ERIC document number is also included. (p. 212) The "ED" number clearly identifies a specific title.
See also "Electronic and Online Resources" section.