APA aipamena

Robert R. Mayer & Ernest Greenwood. (1980). The Design of Social Policy Research.

Chicago Style aipamena

Robert R. Mayer & Ernest Greenwood. The Design of Social Policy Research. Prentice Hall,New Jersy, 1980.

MLA aipamena

Robert R. Mayer & Ernest Greenwood. The Design of Social Policy Research. 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.